diff --git a/gtk/Actions.cc b/gtk/Actions.cc
index 9b6d68c7b..612d2bd26 100644
--- a/gtk/Actions.cc
+++ b/gtk/Actions.cc
@@ -53,10 +53,7 @@ void sort_changed_cb(Gio::SimpleAction& action, Glib::VariantBase const& value,
     myCore->set_pref(TR_KEY_sort_mode, Glib::VariantBase::cast_dynamic<Glib::Variant<Glib::ustring>>(value).get());
 }
 
-std::array<std::string_view, 2> const show_toggle_entries = {
-    "toggle-main-window"sv,
-    "toggle-message-log"sv,
-};
+auto const show_toggle_entries = std::array<Glib::ustring, 2U>{ GTR_KEY_toggle_main_window, GTR_KEY_toggle_message_log };
 
 void toggle_pref_cb(Gio::SimpleAction& action, gpointer /*user_data*/)
 {
@@ -78,36 +75,36 @@ std::array<tr_quark, 6> const pref_toggle_entries = {
     TR_KEY_show_toolbar, //
 };
 
-std::array<std::string_view, 29> const entries = {
-    "copy-magnet-link-to-clipboard"sv,
-    "open-torrent-from-url"sv,
-    "open-torrent"sv,
-    "torrent-start"sv,
-    "torrent-start-now"sv,
-    "show-stats"sv,
-    "donate"sv,
-    "torrent-verify"sv,
-    "torrent-stop"sv,
-    "pause-all-torrents"sv,
-    "start-all-torrents"sv,
-    "relocate-torrent"sv,
-    "remove-torrent"sv,
-    "delete-torrent"sv,
-    "new-torrent"sv,
-    "quit"sv,
-    "select-all"sv,
-    "deselect-all"sv,
-    "edit-preferences"sv,
-    "show-torrent-properties"sv,
-    "open-torrent-folder"sv,
-    "show-about-dialog"sv,
-    "help"sv,
-    "torrent-reannounce"sv,
-    "queue-move-top"sv,
-    "queue-move-up"sv,
-    "queue-move-down"sv,
-    "queue-move-bottom"sv,
-    "present-main-window"sv,
+auto const entries = std::array<Glib::ustring, 29>{
+    GTR_KEY_copy_magnet_link_to_clipboard,
+    GTR_KEY_open_torrent_from_url,
+    GTR_KEY_open_torrent,
+    GTR_KEY_torrent_start,
+    GTR_KEY_torrent_start_now,
+    GTR_KEY_show_stats,
+    GTR_KEY_donate,
+    GTR_KEY_torrent_verify,
+    GTR_KEY_torrent_stop,
+    GTR_KEY_pause_all_torrents,
+    GTR_KEY_start_all_torrents,
+    GTR_KEY_relocate_torrent,
+    GTR_KEY_remove_torrent,
+    GTR_KEY_delete_torrent,
+    GTR_KEY_new_torrent,
+    GTR_KEY_quit,
+    GTR_KEY_select_all,
+    GTR_KEY_deselect_all,
+    GTR_KEY_edit_preferences,
+    GTR_KEY_show_torrent_properties,
+    GTR_KEY_open_torrent_folder,
+    GTR_KEY_show_about_dialog,
+    GTR_KEY_help,
+    GTR_KEY_torrent_reannounce,
+    GTR_KEY_queue_move_top,
+    GTR_KEY_queue_move_up,
+    GTR_KEY_queue_move_down,
+    GTR_KEY_queue_move_bottom,
+    GTR_KEY_present_main_window,
 };
 
 Gtk::Builder* myBuilder = nullptr;
@@ -130,7 +127,7 @@ Glib::RefPtr<Gio::SimpleActionGroup> gtr_actions_init(Glib::RefPtr<Gtk::Builder>
     auto const match = gtr_pref_string_get(TR_KEY_sort_mode);
 
     {
-        auto const action_name = Glib::ustring("sort-torrents");
+        auto const action_name = GTR_KEY_sort_torrents;
         auto const action = Gio::SimpleAction::create_radio_string(action_name, match);
         action->signal_activate().connect([a = action.get(), callback_user_data](auto const& value)
                                           { sort_changed_cb(*a, value, callback_user_data); });
diff --git a/gtk/Actions.h b/gtk/Actions.h
index 47bc6dd0e..b6294f5d1 100644
--- a/gtk/Actions.h
+++ b/gtk/Actions.h
@@ -16,6 +16,40 @@
 #include <glibmm/ustring.h>
 #include <gtkmm/builder.h>
 
+inline auto const GTR_KEY_copy_magnet_link_to_clipboard = Glib::ustring{ "copy_magnet_link_to_clipboard" };
+inline auto const GTR_KEY_delete_torrent = Glib::ustring{ "delete_torrent" };
+inline auto const GTR_KEY_deselect_all = Glib::ustring{ "deselect_all" };
+inline auto const GTR_KEY_donate = Glib::ustring{ "donate" };
+inline auto const GTR_KEY_edit_preferences = Glib::ustring{ "edit_preferences" };
+inline auto const GTR_KEY_help = Glib::ustring{ "help" };
+inline auto const GTR_KEY_main_window_popup = Glib::ustring{ "main_window_popup" };
+inline auto const GTR_KEY_new_torrent = Glib::ustring{ "new_torrent" };
+inline auto const GTR_KEY_open_torrent = Glib::ustring{ "open_torrent" };
+inline auto const GTR_KEY_open_torrent_folder = Glib::ustring{ "open_torrent_folder" };
+inline auto const GTR_KEY_open_torrent_from_url = Glib::ustring{ "open_torrent_from_url" };
+inline auto const GTR_KEY_pause_all_torrents = Glib::ustring{ "pause_all_torrents" };
+inline auto const GTR_KEY_present_main_window = Glib::ustring{ "present_main_window" };
+inline auto const GTR_KEY_queue_move_bottom = Glib::ustring{ "queue_move_bottom" };
+inline auto const GTR_KEY_queue_move_down = Glib::ustring{ "queue_move_down" };
+inline auto const GTR_KEY_queue_move_top = Glib::ustring{ "queue_move_top" };
+inline auto const GTR_KEY_queue_move_up = Glib::ustring{ "queue_move_up" };
+inline auto const GTR_KEY_quit = Glib::ustring{ "quit" };
+inline auto const GTR_KEY_relocate_torrent = Glib::ustring{ "relocate_torrent" };
+inline auto const GTR_KEY_remove_torrent = Glib::ustring{ "remove_torrent" };
+inline auto const GTR_KEY_select_all = Glib::ustring{ "select_all" };
+inline auto const GTR_KEY_show_about_dialog = Glib::ustring{ "show_about_dialog" };
+inline auto const GTR_KEY_show_stats = Glib::ustring{ "show_stats" };
+inline auto const GTR_KEY_show_torrent_properties = Glib::ustring{ "show_torrent_properties" };
+inline auto const GTR_KEY_sort_torrents = Glib::ustring{ "sort_torrents" };
+inline auto const GTR_KEY_start_all_torrents = Glib::ustring{ "start_all_torrents" };
+inline auto const GTR_KEY_toggle_main_window = Glib::ustring{ "toggle_main_window" };
+inline auto const GTR_KEY_toggle_message_log = Glib::ustring{ "toggle_message_log" };
+inline auto const GTR_KEY_torrent_reannounce = Glib::ustring{ "torrent_reannounce" };
+inline auto const GTR_KEY_torrent_start = Glib::ustring{ "torrent_start" };
+inline auto const GTR_KEY_torrent_start_now = Glib::ustring{ "torrent_start_now" };
+inline auto const GTR_KEY_torrent_stop = Glib::ustring{ "torrent_stop" };
+inline auto const GTR_KEY_torrent_verify = Glib::ustring{ "torrent_verify" };
+
 class Session;
 
 Glib::RefPtr<Gio::SimpleActionGroup> gtr_actions_init(Glib::RefPtr<Gtk::Builder> const& builder, gpointer callback_user_data);
diff --git a/gtk/Application.cc b/gtk/Application.cc
index a681b521f..89630ac91 100644
--- a/gtk/Application.cc
+++ b/gtk/Application.cc
@@ -333,30 +333,30 @@ bool Application::Impl::refresh_actions()
         auto const sel_counts = get_selected_torrent_counts();
         bool const has_selection = sel_counts.total_count > 0;
 
-        gtr_action_set_sensitive("select-all", torrent_count != 0);
-        gtr_action_set_sensitive("deselect-all", torrent_count != 0);
-        gtr_action_set_sensitive("pause-all-torrents", active != 0);
-        gtr_action_set_sensitive("start-all-torrents", active != total);
+        gtr_action_set_sensitive(GTR_KEY_select_all, torrent_count != 0);
+        gtr_action_set_sensitive(GTR_KEY_deselect_all, torrent_count != 0);
+        gtr_action_set_sensitive(GTR_KEY_pause_all_torrents, active != 0);
+        gtr_action_set_sensitive(GTR_KEY_start_all_torrents, active != total);
 
-        gtr_action_set_sensitive("torrent-stop", (sel_counts.stopped_count < sel_counts.total_count));
-        gtr_action_set_sensitive("torrent-start", (sel_counts.stopped_count) > 0);
-        gtr_action_set_sensitive("torrent-start-now", (sel_counts.stopped_count + sel_counts.queued_count) > 0);
-        gtr_action_set_sensitive("torrent-verify", has_selection);
-        gtr_action_set_sensitive("remove-torrent", has_selection);
-        gtr_action_set_sensitive("delete-torrent", has_selection);
-        gtr_action_set_sensitive("relocate-torrent", has_selection);
-        gtr_action_set_sensitive("queue-move-top", has_selection);
-        gtr_action_set_sensitive("queue-move-up", has_selection);
-        gtr_action_set_sensitive("queue-move-down", has_selection);
-        gtr_action_set_sensitive("queue-move-bottom", has_selection);
-        gtr_action_set_sensitive("show-torrent-properties", has_selection);
-        gtr_action_set_sensitive("open-torrent-folder", sel_counts.total_count == 1);
-        gtr_action_set_sensitive("copy-magnet-link-to-clipboard", sel_counts.total_count == 1);
+        gtr_action_set_sensitive(GTR_KEY_torrent_stop, (sel_counts.stopped_count < sel_counts.total_count));
+        gtr_action_set_sensitive(GTR_KEY_torrent_start, (sel_counts.stopped_count) > 0);
+        gtr_action_set_sensitive(GTR_KEY_torrent_start_now, (sel_counts.stopped_count + sel_counts.queued_count) > 0);
+        gtr_action_set_sensitive(GTR_KEY_torrent_verify, has_selection);
+        gtr_action_set_sensitive(GTR_KEY_remove_torrent, has_selection);
+        gtr_action_set_sensitive(GTR_KEY_delete_torrent, has_selection);
+        gtr_action_set_sensitive(GTR_KEY_relocate_torrent, has_selection);
+        gtr_action_set_sensitive(GTR_KEY_queue_move_top, has_selection);
+        gtr_action_set_sensitive(GTR_KEY_queue_move_up, has_selection);
+        gtr_action_set_sensitive(GTR_KEY_queue_move_down, has_selection);
+        gtr_action_set_sensitive(GTR_KEY_queue_move_bottom, has_selection);
+        gtr_action_set_sensitive(GTR_KEY_show_torrent_properties, has_selection);
+        gtr_action_set_sensitive(GTR_KEY_open_torrent_folder, sel_counts.total_count == 1);
+        gtr_action_set_sensitive(GTR_KEY_copy_magnet_link_to_clipboard, sel_counts.total_count == 1);
 
         bool const can_update = wind_ != nullptr &&
             wind_->for_each_selected_torrent_until([](auto const& torrent)
                                                    { return tr_torrentCanManualUpdate(&torrent->get_underlying()); });
-        gtr_action_set_sensitive("torrent-reannounce", can_update);
+        gtr_action_set_sensitive(GTR_KEY_torrent_reannounce, can_update);
     }
 
     refresh_actions_tag_.disconnect();
@@ -458,7 +458,7 @@ bool Application::Impl::on_rpc_changed_idle(tr_rpc_callback_type type, tr_torren
     switch (type)
     {
     case TR_RPC_SESSION_CLOSE:
-        gtr_action_activate("quit");
+        gtr_action_activate(GTR_KEY_quit);
         break;
 
     case TR_RPC_TORRENT_ADDED:
@@ -558,7 +558,7 @@ namespace
 gboolean signal_handler(gpointer user_data)
 {
     gtr_message(_("Got termination signal, trying to shut down cleanly. Do it again if it gets stuck."));
-    gtr_actions_handler("quit", user_data);
+    gtr_actions_handler(GTR_KEY_quit, user_data);
     return G_SOURCE_REMOVE;
 }
 
@@ -624,7 +624,7 @@ void Application::Impl::on_startup()
     ui_builder_ = Gtk::Builder::create_from_resource(gtr_get_full_resource_path("transmission-ui.xml"s));
     auto const actions = gtr_actions_init(ui_builder_, this);
 
-    auto const main_menu = gtr_action_get_object<Gio::Menu>("main-window-menu");
+    auto const main_menu = gtr_action_get_object<Gio::Menu>("main_window_menu");
     app_.set_menubar(main_menu);
 
     /* create main window now to be a parent to any error dialogs */
@@ -684,7 +684,7 @@ void Application::Impl::on_activate()
         return;
     }
 
-    gtr_action_activate("present-main-window");
+    gtr_action_activate(GTR_KEY_present_main_window);
 }
 
 void Application::Impl::open_files(std::vector<Glib::RefPtr<Gio::File>> const& files)
@@ -771,12 +771,12 @@ void Application::Impl::app_setup()
     if (!start_iconified_)
     {
         wind_->show();
-        gtr_action_set_toggled("toggle-main-window", true);
+        gtr_action_set_toggled(GTR_KEY_toggle_main_window, true);
     }
     else
     {
         gtr_window_set_skip_taskbar_hint(*wind_, icon_ != nullptr);
-        gtr_action_set_toggled("toggle-main-window", false);
+        gtr_action_set_toggled(GTR_KEY_toggle_main_window, false);
     }
 }
 
@@ -792,7 +792,7 @@ void Application::Impl::placeWindowFromPrefs()
 
 void Application::Impl::presentMainWindow()
 {
-    gtr_action_set_toggled("toggle-main-window", true);
+    gtr_action_set_toggled(GTR_KEY_toggle_main_window, true);
 
     if (is_iconified_)
     {
@@ -813,7 +813,7 @@ void Application::Impl::presentMainWindow()
 
 void Application::Impl::hideMainWindow()
 {
-    gtr_action_set_toggled("toggle-main-window", false);
+    gtr_action_set_toggled(GTR_KEY_toggle_main_window, false);
 
     gtr_window_set_skip_taskbar_hint(*wind_, true);
     gtr_widget_set_visible(*wind_, false);
@@ -836,7 +836,7 @@ bool Application::Impl::winclose()
 {
     if (icon_ != nullptr)
     {
-        gtr_action_activate("toggle-main-window");
+        gtr_action_activate(GTR_KEY_toggle_main_window);
     }
     else
     {
@@ -1472,9 +1472,8 @@ namespace
 
 [[nodiscard]] std::optional<tr_quark> get_rpc_method(std::string_view const str)
 {
-    if (auto quark = tr_quark_lookup(str)) // method-name, methodName, method_name
+    if (auto quark = tr_quark_lookup(str))
     {
-        quark = tr_quark_convert(*quark); // method_name
         switch (*quark)
         {
         // method_name
@@ -1503,42 +1502,42 @@ void Application::Impl::actions_handler(Glib::ustring const& action_name)
 {
     bool changed = false;
 
-    if (action_name == "open-torrent-from-url")
+    if (action_name == GTR_KEY_open_torrent_from_url)
     {
         auto w = std::shared_ptr<TorrentUrlChooserDialog>(TorrentUrlChooserDialog::create(*wind_, core_));
         gtr_window_on_close(*w, [w]() mutable { w.reset(); });
         w->show();
     }
-    else if (action_name == "open-torrent")
+    else if (action_name == GTR_KEY_open_torrent)
     {
         auto w = std::shared_ptr<TorrentFileChooserDialog>(TorrentFileChooserDialog::create(*wind_, core_));
         w->signal_response().connect([w](int /*response*/) mutable { w.reset(); });
         w->show();
     }
-    else if (action_name == "show-stats")
+    else if (action_name == GTR_KEY_show_stats)
     {
         auto dialog = std::shared_ptr<StatsDialog>(StatsDialog::create(*wind_, core_));
         gtr_window_on_close(*dialog, [dialog]() mutable { dialog.reset(); });
         dialog->show();
     }
-    else if (action_name == "donate")
+    else if (action_name == GTR_KEY_donate)
     {
         gtr_open_uri("https://transmissionbt.com/donate/");
     }
-    else if (action_name == "pause-all-torrents")
+    else if (action_name == GTR_KEY_pause_all_torrents)
     {
         pause_all_torrents();
     }
-    else if (action_name == "start-all-torrents")
+    else if (action_name == GTR_KEY_start_all_torrents)
     {
         start_all_torrents();
     }
-    else if (action_name == "copy-magnet-link-to-clipboard")
+    else if (action_name == GTR_KEY_copy_magnet_link_to_clipboard)
     {
         wind_->for_each_selected_torrent_until(
             sigc::bind_return(sigc::mem_fun(*this, &Impl::copy_magnet_link_to_clipboard), true));
     }
-    else if (action_name == "relocate-torrent")
+    else if (action_name == GTR_KEY_relocate_torrent)
     {
         auto const ids = get_selected_torrent_ids();
 
@@ -1553,41 +1552,41 @@ void Application::Impl::actions_handler(Glib::ustring const& action_name)
     {
         changed = call_rpc_for_selected_torrents(*method);
     }
-    else if (action_name == "open-torrent-folder")
+    else if (action_name == GTR_KEY_open_torrent_folder)
     {
         wind_->for_each_selected_torrent([this](auto const& torrent) { core_->open_folder(torrent->get_id()); });
     }
-    else if (action_name == "show-torrent-properties")
+    else if (action_name == GTR_KEY_show_torrent_properties)
     {
         show_details_dialog_for_selected_torrents();
     }
-    else if (action_name == "new-torrent")
+    else if (action_name == GTR_KEY_new_torrent)
     {
         auto w = std::shared_ptr<MakeDialog>(MakeDialog::create(*wind_, core_));
         gtr_window_on_close(*w, [w]() mutable { w.reset(); });
         w->show();
     }
-    else if (action_name == "remove-torrent")
+    else if (action_name == GTR_KEY_remove_torrent)
     {
         remove_selected(false);
     }
-    else if (action_name == "delete-torrent")
+    else if (action_name == GTR_KEY_delete_torrent)
     {
         remove_selected(true);
     }
-    else if (action_name == "quit")
+    else if (action_name == GTR_KEY_quit)
     {
         on_app_exit();
     }
-    else if (action_name == "select-all")
+    else if (action_name == GTR_KEY_select_all)
     {
         wind_->select_all();
     }
-    else if (action_name == "deselect-all")
+    else if (action_name == GTR_KEY_deselect_all)
     {
         wind_->unselect_all();
     }
-    else if (action_name == "edit-preferences")
+    else if (action_name == GTR_KEY_edit_preferences)
     {
         if (prefs_ == nullptr)
         {
@@ -1597,7 +1596,7 @@ void Application::Impl::actions_handler(Glib::ustring const& action_name)
 
         gtr_window_present(prefs_);
     }
-    else if (action_name == "toggle-message-log")
+    else if (action_name == GTR_KEY_toggle_message_log)
     {
         if (msgwin_ == nullptr)
         {
@@ -1606,11 +1605,11 @@ void Application::Impl::actions_handler(Glib::ustring const& action_name)
                 *msgwin_,
                 [this]()
                 {
-                    gtr_action_set_toggled("toggle-message-log", false);
+                    gtr_action_set_toggled(GTR_KEY_toggle_message_log, false);
                     msgwin_.reset();
                 });
 
-            gtr_action_set_toggled("toggle-message-log", true);
+            gtr_action_set_toggled(GTR_KEY_toggle_message_log, true);
             msgwin_->show();
         }
         else
@@ -1618,19 +1617,19 @@ void Application::Impl::actions_handler(Glib::ustring const& action_name)
             msgwin_->close();
         }
     }
-    else if (action_name == "show-about-dialog")
+    else if (action_name == GTR_KEY_show_about_dialog)
     {
         show_about_dialog();
     }
-    else if (action_name == "help")
+    else if (action_name == GTR_KEY_help)
     {
         gtr_open_uri(gtr_get_help_uri());
     }
-    else if (action_name == "toggle-main-window")
+    else if (action_name == GTR_KEY_toggle_main_window)
     {
         toggleMainWindow();
     }
-    else if (action_name == "present-main-window")
+    else if (action_name == GTR_KEY_present_main_window)
     {
         presentMainWindow();
     }
diff --git a/gtk/MainWindow.cc b/gtk/MainWindow.cc
index e5cddfc18..4a8d9295d 100644
--- a/gtk/MainWindow.cc
+++ b/gtk/MainWindow.cc
@@ -180,7 +180,7 @@ void MainWindow::Impl::on_popup_menu([[maybe_unused]] double event_x, [[maybe_un
 {
     if (popup_menu_ == nullptr)
     {
-        auto const menu = gtr_action_get_object<Gio::Menu>("main-window-popup");
+        auto const menu = gtr_action_get_object<Gio::Menu>(GTR_KEY_main_window_popup);
 
 #if GTKMM_CHECK_VERSION(4, 0, 0)
         popup_menu_ = Gtk::make_managed<Gtk::PopoverMenu>(menu, Gtk::PopoverMenu::Flags::NESTED);
@@ -275,7 +275,7 @@ void MainWindow::Impl::init_view(TorrentView* view, Glib::RefPtr<FilterBar::Mode
     item_factory_compact_ = create_builder_list_item_factory("TorrentListItemCompact.ui"s);
     item_factory_full_ = create_builder_list_item_factory("TorrentListItemFull.ui"s);
 
-    view->signal_activate().connect([](guint /*position*/) { gtr_action_activate("show-torrent-properties"); });
+    view->signal_activate().connect([](guint /*position*/) { gtr_action_activate(GTR_KEY_show_torrent_properties); });
 
     selection_ = Gtk::MultiSelection::create(model);
     selection_->signal_selection_changed().connect([this](guint /*position*/, guint /*n_items*/)
@@ -297,7 +297,7 @@ void MainWindow::Impl::init_view(TorrentView* view, Glib::RefPtr<FilterBar::Mode
 
     view->signal_popup_menu().connect_notify([this]() { on_popup_menu(0, 0); });
     view->signal_row_activated().connect([](auto const& /*path*/, auto* /*column*/)
-                                         { gtr_action_activate("show-torrent-properties"); });
+                                         { gtr_action_activate(GTR_KEY_show_torrent_properties); });
 
     view->set_model(model);
 
diff --git a/gtk/MessageLogWindow.cc b/gtk/MessageLogWindow.cc
index f749b0512..b9760e4c2 100644
--- a/gtk/MessageLogWindow.cc
+++ b/gtk/MessageLogWindow.cc
@@ -502,15 +502,15 @@ MessageLogWindow::Impl::Impl(
 
     auto const action_group = Gio::SimpleActionGroup::create();
 
-    auto const save_action = Gio::SimpleAction::create("save-message-log");
+    auto const save_action = Gio::SimpleAction::create("save_message_log");
     save_action->signal_activate().connect([this](auto const& /*value*/) { onSaveRequest(); });
     action_group->add_action(save_action);
 
-    auto const clear_action = Gio::SimpleAction::create("clear-message-log");
+    auto const clear_action = Gio::SimpleAction::create("clear_message_log");
     clear_action->signal_activate().connect([this](auto const& /*value*/) { onClearRequest(); });
     action_group->add_action(clear_action);
 
-    auto const pause_action = Gio::SimpleAction::create_bool("pause-message-log");
+    auto const pause_action = Gio::SimpleAction::create_bool("pause_message_log");
     pause_action->signal_activate().connect([this, &action = *pause_action](auto const& /*value*/) { onPauseToggled(action); });
     action_group->add_action(pause_action);
 
diff --git a/gtk/SystemTrayIcon.cc b/gtk/SystemTrayIcon.cc
index 5140e7b0a..e747923bb 100644
--- a/gtk/SystemTrayIcon.cc
+++ b/gtk/SystemTrayIcon.cc
@@ -114,7 +114,7 @@ SystemTrayIcon::Impl::~Impl() = default;
 
 void SystemTrayIcon::Impl::activated()
 {
-    gtr_action_activate("toggle-main-window");
+    gtr_action_activate(GTR_KEY_toggle_main_window);
 }
 
 void SystemTrayIcon::Impl::popup(guint /*button*/, guint /*when*/)
diff --git a/gtk/transmission-ui.xml b/gtk/transmission-ui.xml
index d7d8ed69d..67979d966 100644
--- a/gtk/transmission-ui.xml
+++ b/gtk/transmission-ui.xml
@@ -2,26 +2,26 @@
 <interface>
   <requires lib="gtk+" version="3.24"/>
 
-  <menu id="main-window-menu">
+  <menu id="main_window_menu">
     <submenu>
       <attribute name="label" translatable="true">_File</attribute>
       <section>
         <item>
-          <attribute name="action">win.open-torrent</attribute>
+          <attribute name="action">win.open_torrent</attribute>
           <attribute name="icon">document-open</attribute>
           <attribute name="label" translatable="yes">_Open</attribute>
           <attribute name="accel">&lt;control&gt;O</attribute>
           <attribute name="tooltip" translatable="yes">Open a torrent</attribute>
         </item>
         <item>
-          <attribute name="action">win.open-torrent-from-url</attribute>
+          <attribute name="action">win.open_torrent_from_url</attribute>
           <attribute name="icon">document-open</attribute>
           <attribute name="label" translatable="yes">Open _URL…</attribute>
           <attribute name="accel">&lt;control&gt;U</attribute>
           <attribute name="tooltip" translatable="yes">Open URL…</attribute>
         </item>
         <item>
-          <attribute name="action">win.new-torrent</attribute>
+          <attribute name="action">win.new_torrent</attribute>
           <attribute name="icon">document-new</attribute>
           <attribute name="accel">&lt;control&gt;N</attribute>
           <attribute name="label" translatable="yes">_New…</attribute>
@@ -29,13 +29,13 @@
       </section>
       <section>
         <item>
-          <attribute name="action">win.start-all-torrents</attribute>
+          <attribute name="action">win.start_all_torrents</attribute>
           <attribute name="icon">media-playback-start</attribute>
           <attribute name="label" translatable="yes">_Start All</attribute>
           <attribute name="tooltip" translatable="yes">Start all torrents</attribute>
         </item>
         <item>
-          <attribute name="action">win.pause-all-torrents</attribute>
+          <attribute name="action">win.pause_all_torrents</attribute>
           <attribute name="icon">media-playback-pause</attribute>
           <attribute name="label" translatable="yes">_Pause All</attribute>
           <attribute name="tooltip" translatable="yes">Pause all torrents</attribute>
@@ -54,20 +54,20 @@
       <attribute name="label" translatable="true">_Edit</attribute>
       <section>
         <item>
-          <attribute name="action">win.select-all</attribute>
+          <attribute name="action">win.select_all</attribute>
           <attribute name="icon">edit-select-all</attribute>
           <attribute name="label" translatable="yes">Select _All</attribute>
           <attribute name="accel">&lt;control&gt;A</attribute>
         </item>
         <item>
-          <attribute name="action">win.deselect-all</attribute>
+          <attribute name="action">win.deselect_all</attribute>
           <attribute name="label" translatable="yes">Dese_lect All</attribute>
           <attribute name="accel">&lt;shift&gt;&lt;control&gt;A</attribute>
         </item>
       </section>
       <section>
         <item>
-          <attribute name="action">win.edit-preferences</attribute>
+          <attribute name="action">win.edit_preferences</attribute>
           <attribute name="icon">preferences-system</attribute>
           <attribute name="label" translatable="yes">_Preferences</attribute>
         </item>
@@ -77,14 +77,14 @@
       <attribute name="label" translatable="true">_Torrent</attribute>
       <section>
         <item>
-          <attribute name="action">win.show-torrent-properties</attribute>
+          <attribute name="action">win.show_torrent_properties</attribute>
           <attribute name="icon">document-properties</attribute>
           <attribute name="label" translatable="yes">_Properties</attribute>
           <attribute name="accel">&lt;alt&gt;Return</attribute>
           <attribute name="tooltip" translatable="yes">Torrent properties</attribute>
         </item>
         <item>
-          <attribute name="action">win.open-torrent-folder</attribute>
+          <attribute name="action">win.open_torrent_folder</attribute>
           <attribute name="icon">document-open</attribute>
           <attribute name="label" translatable="yes">Open Fold_er</attribute>
           <attribute name="accel">&lt;control&gt;E</attribute>
@@ -92,21 +92,21 @@
       </section>
       <section>
         <item>
-          <attribute name="action">win.torrent-start</attribute>
+          <attribute name="action">win.torrent_start</attribute>
           <attribute name="icon">media-playback-start</attribute>
           <attribute name="label" translatable="yes">_Start</attribute>
           <attribute name="accel">&lt;control&gt;S</attribute>
           <attribute name="tooltop" translatable="yes">Start torrent</attribute>
         </item>
         <item>
-          <attribute name="action">win.torrent-start-now</attribute>
+          <attribute name="action">win.torrent_start_now</attribute>
           <attribute name="icon">media-playback-start</attribute>
           <attribute name="label" translatable="yes">Start _Now</attribute>
           <attribute name="accel">&lt;shift&gt;&lt;control&gt;S</attribute>
           <attribute name="tooltop" translatable="yes">Start torrent now</attribute>
         </item>
         <item>
-          <attribute name="action">win.torrent-reannounce</attribute>
+          <attribute name="action">win.torrent_reannounce</attribute>
           <attribute name="icon">network-workgroup</attribute>
           <attribute name="label" translatable="yes">Ask Tracker for _More Peers</attribute>
         </item>
@@ -114,29 +114,29 @@
           <attribute name="label" translatable="true">_Queue</attribute>
           <section>
             <item>
-              <attribute name="action">win.queue-move-top</attribute>
+              <attribute name="action">win.queue_move_top</attribute>
               <attribute name="icon">go-top</attribute>
               <attribute name="label" translatable="yes">Move to _Top</attribute>
             </item>
             <item>
-              <attribute name="action">win.queue-move-up</attribute>
+              <attribute name="action">win.queue_move_up</attribute>
               <attribute name="icon">go-up</attribute>
               <attribute name="label" translatable="yes">Move _Up</attribute>
             </item>
             <item>
-              <attribute name="action">win.queue-move-down</attribute>
+              <attribute name="action">win.queue_move_down</attribute>
               <attribute name="icon">go-down</attribute>
               <attribute name="label" translatable="yes">Move _Down</attribute>
             </item>
             <item>
-              <attribute name="action">win.queue-move-bottom</attribute>
+              <attribute name="action">win.queue_move_bottom</attribute>
               <attribute name="icon">go-bottom</attribute>
               <attribute name="label" translatable="yes">Move to _Bottom</attribute>
             </item>
           </section>
         </submenu>
         <item>
-          <attribute name="action">win.torrent-stop</attribute>
+          <attribute name="action">win.torrent_stop</attribute>
           <attribute name="icon">media-playback-pause</attribute>
           <attribute name="label" translatable="yes">_Pause</attribute>
           <attribute name="accel">&lt;control&gt;P</attribute>
@@ -145,29 +145,29 @@
       </section>
       <section>
         <item>
-          <attribute name="action">win.relocate-torrent</attribute>
+          <attribute name="action">win.relocate_torrent</attribute>
           <attribute name="label" translatable="yes">Set _Location…</attribute>
         </item>
         <item>
-          <attribute name="action">win.torrent-verify</attribute>
+          <attribute name="action">win.torrent_verify</attribute>
           <attribute name="label" translatable="yes">_Verify Local Data</attribute>
           <attribute name="accel">&lt;control&gt;V</attribute>
         </item>
         <item>
-          <attribute name="action">win.copy-magnet-link-to-clipboard</attribute>
+          <attribute name="action">win.copy_magnet_link_to_clipboard</attribute>
           <attribute name="icon">edit-copy</attribute>
           <attribute name="label" translatable="yes">Copy _Magnet Link to Clipboard</attribute>
         </item>
       </section>
       <section>
         <item>
-          <attribute name="action">win.remove-torrent</attribute>
+          <attribute name="action">win.remove_torrent</attribute>
           <attribute name="icon">list-remove</attribute>
           <attribute name="label" translatable="yes">Remove torrent</attribute>
           <attribute name="accel">Delete</attribute>
         </item>
         <item>
-          <attribute name="action">win.delete-torrent</attribute>
+          <attribute name="action">win.delete_torrent</attribute>
           <attribute name="icon">edit-delete</attribute>
           <attribute name="label" translatable="yes">_Delete Files and Remove</attribute>
           <attribute name="accel">&lt;shift&gt;Delete</attribute>
@@ -199,47 +199,47 @@
       </section>
       <section>
         <item>
-          <attribute name="action">win.sort-torrents</attribute>
+          <attribute name="action">win.sort_torrents</attribute>
           <attribute name="label" translatable="yes">Sort by _Activity</attribute>
           <attribute name="target">sort_by_activity</attribute>
         </item>
         <item>
-          <attribute name="action">win.sort-torrents</attribute>
+          <attribute name="action">win.sort_torrents</attribute>
           <attribute name="label" translatable="yes">Sort by A_ge</attribute>
           <attribute name="target">sort_by_age</attribute>
         </item>
         <item>
-          <attribute name="action">win.sort-torrents</attribute>
+          <attribute name="action">win.sort_torrents</attribute>
           <attribute name="label" translatable="yes">Sort by _Name</attribute>
           <attribute name="target">sort_by_name</attribute>
         </item>
         <item>
-          <attribute name="action">win.sort-torrents</attribute>
+          <attribute name="action">win.sort_torrents</attribute>
           <attribute name="label" translatable="yes">Sort by _Progress</attribute>
           <attribute name="target">sort_by_progress</attribute>
         </item>
         <item>
-          <attribute name="action">win.sort-torrents</attribute>
+          <attribute name="action">win.sort_torrents</attribute>
           <attribute name="label" translatable="yes">Sort by _Queue</attribute>
           <attribute name="target">sort_by_queue</attribute>
         </item>
         <item>
-          <attribute name="action">win.sort-torrents</attribute>
+          <attribute name="action">win.sort_torrents</attribute>
           <attribute name="label" translatable="yes">Sort by Rati_o</attribute>
           <attribute name="target">sort_by_ratio</attribute>
         </item>
         <item>
-          <attribute name="action">win.sort-torrents</attribute>
+          <attribute name="action">win.sort_torrents</attribute>
           <attribute name="label" translatable="yes">Sort by Si_ze</attribute>
           <attribute name="target">sort_by_size</attribute>
         </item>
         <item>
-          <attribute name="action">win.sort-torrents</attribute>
+          <attribute name="action">win.sort_torrents</attribute>
           <attribute name="label" translatable="yes">Sort by Stat_e</attribute>
           <attribute name="target">sort_by_state</attribute>
         </item>
         <item>
-          <attribute name="action">win.sort-torrents</attribute>
+          <attribute name="action">win.sort_torrents</attribute>
           <attribute name="label" translatable="yes">Sort by Time _Left</attribute>
           <attribute name="target">sort_by_time_left</attribute>
         </item>
@@ -255,11 +255,11 @@
       <attribute name="label" translatable="true">_Help</attribute>
       <section>
         <item>
-          <attribute name="action">win.toggle-message-log</attribute>
+          <attribute name="action">win.toggle_message_log</attribute>
           <attribute name="label" translatable="yes">Message _Log</attribute>
         </item>
         <item>
-          <attribute name="action">win.show-stats</attribute>
+          <attribute name="action">win.show_stats</attribute>
           <attribute name="label" translatable="yes">_Statistics</attribute>
         </item>
       </section>
@@ -277,7 +277,7 @@
           <attribute name="accel">F1</attribute>
         </item>
         <item>
-          <attribute name="action">win.show-about-dialog</attribute>
+          <attribute name="action">win.show_about_dialog</attribute>
           <attribute name="icon">help-about</attribute>
           <attribute name="label" translatable="yes">_About</attribute>
         </item>
@@ -285,17 +285,17 @@
     </submenu>
   </menu>
 
-  <menu id="main-window-popup">
+  <menu id="main_window_popup">
     <section>
       <item>
-        <attribute name="action">win.show-torrent-properties</attribute>
+        <attribute name="action">win.show_torrent_properties</attribute>
         <attribute name="icon">document-properties</attribute>
         <attribute name="label" translatable="yes">_Properties</attribute>
         <attribute name="accel">&lt;alt&gt;Return</attribute>
         <attribute name="tooltip" translatable="yes">Torrent properties</attribute>
       </item>
       <item>
-        <attribute name="action">win.open-torrent-folder</attribute>
+        <attribute name="action">win.open_torrent_folder</attribute>
         <attribute name="icon">document-open</attribute>
         <attribute name="label" translatable="yes">Open Fold_er</attribute>
         <attribute name="accel">&lt;control&gt;E</attribute>
@@ -306,47 +306,47 @@
         <attribute name="label" translatable="true">_Sort Torrents By</attribute>
         <section>
           <item>
-            <attribute name="action">win.sort-torrents</attribute>
+            <attribute name="action">win.sort_torrents</attribute>
             <attribute name="label" translatable="yes">Sort by _Activity</attribute>
             <attribute name="target">sort_by_activity</attribute>
           </item>
           <item>
-            <attribute name="action">win.sort-torrents</attribute>
+            <attribute name="action">win.sort_torrents</attribute>
             <attribute name="label" translatable="yes">Sort by A_ge</attribute>
             <attribute name="target">sort_by_age</attribute>
           </item>
           <item>
-            <attribute name="action">win.sort-torrents</attribute>
+            <attribute name="action">win.sort_torrents</attribute>
             <attribute name="label" translatable="yes">Sort by _Name</attribute>
             <attribute name="target">sort_by_name</attribute>
           </item>
           <item>
-            <attribute name="action">win.sort-torrents</attribute>
+            <attribute name="action">win.sort_torrents</attribute>
             <attribute name="label" translatable="yes">Sort by _Progress</attribute>
             <attribute name="target">sort_by_progress</attribute>
           </item>
           <item>
-            <attribute name="action">win.sort-torrents</attribute>
+            <attribute name="action">win.sort_torrents</attribute>
             <attribute name="label" translatable="yes">Sort by _Queue</attribute>
             <attribute name="target">sort_by_queue</attribute>
           </item>
           <item>
-            <attribute name="action">win.sort-torrents</attribute>
+            <attribute name="action">win.sort_torrents</attribute>
             <attribute name="label" translatable="yes">Sort by Rati_o</attribute>
             <attribute name="target">sort_by_ratio</attribute>
           </item>
           <item>
-            <attribute name="action">win.sort-torrents</attribute>
+            <attribute name="action">win.sort_torrents</attribute>
             <attribute name="label" translatable="yes">Sort by Si_ze</attribute>
             <attribute name="target">sort_by_size</attribute>
           </item>
           <item>
-            <attribute name="action">win.sort-torrents</attribute>
+            <attribute name="action">win.sort_torrents</attribute>
             <attribute name="label" translatable="yes">Sort by Stat_e</attribute>
             <attribute name="target">sort_by_state</attribute>
           </item>
           <item>
-            <attribute name="action">win.sort-torrents</attribute>
+            <attribute name="action">win.sort_torrents</attribute>
             <attribute name="label" translatable="yes">Sort by Time _Left</attribute>
             <attribute name="target">sort_by_time_left</attribute>
           </item>
@@ -361,21 +361,21 @@
     </section>
     <section>
       <item>
-        <attribute name="action">win.torrent-start</attribute>
+        <attribute name="action">win.torrent_start</attribute>
         <attribute name="icon">media-playback-start</attribute>
         <attribute name="label" translatable="yes">_Start</attribute>
         <attribute name="accel">&lt;control&gt;S</attribute>
         <attribute name="tooltop" translatable="yes">Start torrent</attribute>
       </item>
       <item>
-        <attribute name="action">win.torrent-start-now</attribute>
+        <attribute name="action">win.torrent_start_now</attribute>
         <attribute name="icon">media-playback-start</attribute>
         <attribute name="label" translatable="yes">Start _Now</attribute>
         <attribute name="accel">&lt;shift&gt;&lt;control&gt;S</attribute>
         <attribute name="tooltop" translatable="yes">Start torrent now</attribute>
       </item>
       <item>
-        <attribute name="action">win.torrent-reannounce</attribute>
+        <attribute name="action">win.torrent_reannounce</attribute>
         <attribute name="icon">network-workgroup</attribute>
         <attribute name="label" translatable="yes">Ask Tracker for _More Peers</attribute>
       </item>
@@ -383,29 +383,29 @@
         <attribute name="label" translatable="true">_Queue</attribute>
         <section>
           <item>
-            <attribute name="action">win.queue-move-top</attribute>
+            <attribute name="action">win.queue_move_top</attribute>
             <attribute name="icon">go-top</attribute>
             <attribute name="label" translatable="yes">Move to _Top</attribute>
           </item>
           <item>
-            <attribute name="action">win.queue-move-up</attribute>
+            <attribute name="action">win.queue_move_up</attribute>
             <attribute name="icon">go-up</attribute>
             <attribute name="label" translatable="yes">Move _Up</attribute>
           </item>
           <item>
-            <attribute name="action">win.queue-move-down</attribute>
+            <attribute name="action">win.queue_move_down</attribute>
             <attribute name="icon">go-down</attribute>
             <attribute name="label" translatable="yes">Move _Down</attribute>
           </item>
           <item>
-            <attribute name="action">win.queue-move-bottom</attribute>
+            <attribute name="action">win.queue_move_bottom</attribute>
             <attribute name="icon">go-bottom</attribute>
             <attribute name="label" translatable="yes">Move to _Bottom</attribute>
           </item>
         </section>
       </submenu>
       <item>
-        <attribute name="action">win.torrent-stop</attribute>
+        <attribute name="action">win.torrent_stop</attribute>
         <attribute name="icon">media-playback-pause</attribute>
         <attribute name="label" translatable="yes">_Pause</attribute>
         <attribute name="accel">&lt;control&gt;P</attribute>
@@ -414,29 +414,29 @@
     </section>
     <section>
       <item>
-        <attribute name="action">win.relocate-torrent</attribute>
+        <attribute name="action">win.relocate_torrent</attribute>
         <attribute name="label" translatable="yes">Set _Location…</attribute>
       </item>
       <item>
-        <attribute name="action">win.torrent-verify</attribute>
+        <attribute name="action">win.torrent_verify</attribute>
         <attribute name="label" translatable="yes">_Verify Local Data</attribute>
         <attribute name="accel">&lt;control&gt;V</attribute>
       </item>
       <item>
-        <attribute name="action">win.copy-magnet-link-to-clipboard</attribute>
+        <attribute name="action">win.copy_magnet_link_to_clipboard</attribute>
         <attribute name="icon">edit-copy</attribute>
         <attribute name="label" translatable="yes">Copy _Magnet Link to Clipboard</attribute>
       </item>
     </section>
     <section>
       <item>
-        <attribute name="action">win.remove-torrent</attribute>
+        <attribute name="action">win.remove_torrent</attribute>
         <attribute name="icon">list-remove</attribute>
         <attribute name="label" translatable="yes">Remove torrent</attribute>
         <attribute name="accel">Delete</attribute>
       </item>
       <item>
-        <attribute name="action">win.delete-torrent</attribute>
+        <attribute name="action">win.delete_torrent</attribute>
         <attribute name="icon">edit-delete</attribute>
         <attribute name="label" translatable="yes">_Delete Files and Remove</attribute>
         <attribute name="accel">&lt;shift&gt;Delete</attribute>
@@ -447,19 +447,19 @@
   <menu id="icon-popup">
     <section>
       <item>
-        <attribute name="action">win.toggle-main-window</attribute>
+        <attribute name="action">win.toggle_main_window</attribute>
         <attribute name="label" translatable="yes">_Show Transmission</attribute>
       </item>
     </section>
     <section>
       <item>
-        <attribute name="action">win.open-torrent</attribute>
+        <attribute name="action">win.open_torrent</attribute>
         <attribute name="icon">document-open</attribute>
         <attribute name="label" translatable="yes">_Open</attribute>
         <attribute name="tooltip" translatable="yes">Open a torrent</attribute>
       </item>
       <item>
-        <attribute name="action">win.open-torrent-from-url</attribute>
+        <attribute name="action">win.open_torrent_from_url</attribute>
         <attribute name="icon">document-open</attribute>
         <attribute name="label" translatable="yes">Open _URL…</attribute>
         <attribute name="accel"></attribute>
@@ -468,13 +468,13 @@
     </section>
     <section>
       <item>
-        <attribute name="action">win.pause-all-torrents</attribute>
+        <attribute name="action">win.pause_all_torrents</attribute>
         <attribute name="icon">media-playback-pause</attribute>
         <attribute name="label" translatable="yes">_Pause All</attribute>
         <attribute name="tooltip" translatable="yes">Pause all torrents</attribute>
       </item>
       <item>
-        <attribute name="action">win.start-all-torrents</attribute>
+        <attribute name="action">win.start_all_torrents</attribute>
         <attribute name="icon">media-playback-start</attribute>
         <attribute name="label" translatable="yes">_Start All</attribute>
         <attribute name="tooltip" translatable="yes">Start all torrents</attribute>
diff --git a/gtk/ui/gtk3/MainWindow.ui b/gtk/ui/gtk3/MainWindow.ui
index 51d6976bc..b8dc0213d 100644
--- a/gtk/ui/gtk3/MainWindow.ui
+++ b/gtk/ui/gtk3/MainWindow.ui
@@ -20,7 +20,7 @@
                 <property name="can-focus">False</property>
                 <property name="tooltip-text" translatable="yes">Open a torrent</property>
                 <property name="is-important">True</property>
-                <property name="action-name">win.open-torrent</property>
+                <property name="action-name">win.open_torrent</property>
                 <property name="label" translatable="yes">_Open</property>
                 <property name="use-underline">True</property>
                 <property name="icon-name">document-open</property>
@@ -35,7 +35,7 @@
                 <property name="visible">True</property>
                 <property name="can-focus">False</property>
                 <property name="tooltip-text" translatable="yes">Start torrent</property>
-                <property name="action-name">win.torrent-start</property>
+                <property name="action-name">win.torrent_start</property>
                 <property name="label" translatable="yes">_Start</property>
                 <property name="use-underline">True</property>
                 <property name="icon-name">media-playback-start</property>
@@ -50,7 +50,7 @@
                 <property name="visible">True</property>
                 <property name="can-focus">False</property>
                 <property name="tooltip-text" translatable="yes">Pause torrent</property>
-                <property name="action-name">win.torrent-stop</property>
+                <property name="action-name">win.torrent_stop</property>
                 <property name="label" translatable="yes">_Pause</property>
                 <property name="use-underline">True</property>
                 <property name="icon-name">media-playback-pause</property>
@@ -65,7 +65,7 @@
                 <property name="visible">True</property>
                 <property name="can-focus">False</property>
                 <property name="tooltip-text" translatable="yes">Remove torrent</property>
-                <property name="action-name">win.remove-torrent</property>
+                <property name="action-name">win.remove_torrent</property>
                 <property name="label" translatable="yes">Remove torrent</property>
                 <property name="use-underline">True</property>
                 <property name="icon-name">list-remove</property>
@@ -91,7 +91,7 @@
                 <property name="can-focus">False</property>
                 <property name="tooltip-text" translatable="yes">Torrent properties</property>
                 <property name="is-important">True</property>
-                <property name="action-name">win.show-torrent-properties</property>
+                <property name="action-name">win.show_torrent_properties</property>
                 <property name="label" translatable="yes">_Properties</property>
                 <property name="use-underline">True</property>
                 <property name="icon-name">document-properties</property>
diff --git a/gtk/ui/gtk3/MessageLogWindow.ui b/gtk/ui/gtk3/MessageLogWindow.ui
index 1f3288730..d187df2e8 100644
--- a/gtk/ui/gtk3/MessageLogWindow.ui
+++ b/gtk/ui/gtk3/MessageLogWindow.ui
@@ -22,7 +22,7 @@
                 <property name="visible">True</property>
                 <property name="can-focus">False</property>
                 <property name="is-important">True</property>
-                <property name="action-name">win.save-message-log</property>
+                <property name="action-name">win.save_message_log</property>
                 <property name="label" translatable="yes">Save _As</property>
                 <property name="use-underline">True</property>
                 <property name="icon-name">document-save-as</property>
@@ -37,7 +37,7 @@
                 <property name="visible">True</property>
                 <property name="can-focus">False</property>
                 <property name="is-important">True</property>
-                <property name="action-name">win.clear-message-log</property>
+                <property name="action-name">win.clear_message_log</property>
                 <property name="label" translatable="yes">Clear</property>
                 <property name="use-underline">True</property>
                 <property name="icon-name">edit-clear</property>
@@ -62,7 +62,7 @@
                 <property name="visible">True</property>
                 <property name="can-focus">False</property>
                 <property name="is-important">True</property>
-                <property name="action-name">win.pause-message-log</property>
+                <property name="action-name">win.pause_message_log</property>
                 <property name="label" translatable="yes">P_ause</property>
                 <property name="use-underline">True</property>
                 <property name="icon-name">media-playback-pause</property>
diff --git a/gtk/ui/gtk4/MainWindow.ui b/gtk/ui/gtk4/MainWindow.ui
index a125a90ab..8f90fa61b 100644
--- a/gtk/ui/gtk4/MainWindow.ui
+++ b/gtk/ui/gtk4/MainWindow.ui
@@ -14,7 +14,7 @@ horizontal]]></property>
               <object class="GtkButton" id="open_file_button">
                 <property name="focusable">1</property>
                 <property name="tooltip-text" translatable="1">Open a torrent</property>
-                <property name="action-name">win.open-torrent</property>
+                <property name="action-name">win.open_torrent</property>
                 <child>
                   <object class="GtkBox">
                     <property name="halign">center</property>
@@ -40,7 +40,7 @@ horizontal]]></property>
               <object class="GtkButton" id="start_torrent_button">
                 <property name="focusable">1</property>
                 <property name="tooltip-text" translatable="1">Start torrent</property>
-                <property name="action-name">win.torrent-start</property>
+                <property name="action-name">win.torrent_start</property>
                 <property name="label" translatable="1">_Start</property>
                 <property name="use-underline">1</property>
                 <property name="icon-name">media-playback-start</property>
@@ -50,7 +50,7 @@ horizontal]]></property>
               <object class="GtkButton" id="pause_torrent_button">
                 <property name="focusable">1</property>
                 <property name="tooltip-text" translatable="1">Pause torrent</property>
-                <property name="action-name">win.torrent-stop</property>
+                <property name="action-name">win.torrent_stop</property>
                 <property name="label" translatable="1">_Pause</property>
                 <property name="use-underline">1</property>
                 <property name="icon-name">media-playback-pause</property>
@@ -60,7 +60,7 @@ horizontal]]></property>
               <object class="GtkButton" id="remove_torrent_button">
                 <property name="focusable">1</property>
                 <property name="tooltip-text" translatable="yes">Remove torrent</property>
-                <property name="action-name">win.remove-torrent</property>
+                <property name="action-name">win.remove_torrent</property>
                 <property name="label" translatable="1">Remove torrent</property>
                 <property name="use-underline">1</property>
                 <property name="icon-name">list-remove</property>
@@ -76,7 +76,7 @@ horizontal]]></property>
               <object class="GtkButton" id="torrent_properties_button">
                 <property name="focusable">1</property>
                 <property name="tooltip-text" translatable="1">Torrent properties</property>
-                <property name="action-name">win.show-torrent-properties</property>
+                <property name="action-name">win.show_torrent_properties</property>
                 <child>
                   <object class="GtkBox">
                     <property name="halign">center</property>
diff --git a/gtk/ui/gtk4/MessageLogWindow.ui b/gtk/ui/gtk4/MessageLogWindow.ui
index 36d7d9c36..1af7abe8f 100644
--- a/gtk/ui/gtk4/MessageLogWindow.ui
+++ b/gtk/ui/gtk4/MessageLogWindow.ui
@@ -15,7 +15,7 @@
 horizontal]]></property>
             <child>
               <object class="GtkButton" id="save_as_button">
-                <property name="action-name">win.save-message-log</property>
+                <property name="action-name">win.save_message_log</property>
                 <child>
                   <object class="GtkBox">
                     <property name="halign">center</property>
@@ -39,7 +39,7 @@ horizontal]]></property>
             </child>
             <child>
               <object class="GtkButton" id="clear_button">
-                <property name="action-name">win.clear-message-log</property>
+                <property name="action-name">win.clear_message_log</property>
                 <child>
                   <object class="GtkBox">
                     <property name="halign">center</property>
@@ -68,7 +68,7 @@ horizontal]]></property>
             </child>
             <child>
               <object class="GtkToggleButton" id="pause_button">
-                <property name="action-name">win.pause-message-log</property>
+                <property name="action-name">win.pause_message_log</property>
                 <child>
                   <object class="GtkBox">
                     <property name="halign">center</property>