diff --git a/src/vs/workbench/browser/parts/auxiliarybar/media/auxiliaryBarPart.css b/src/vs/workbench/browser/parts/auxiliarybar/media/auxiliaryBarPart.css
index 2c0c99d85cc..0b2a5c80740 100644
--- a/src/vs/workbench/browser/parts/auxiliarybar/media/auxiliaryBarPart.css
+++ b/src/vs/workbench/browser/parts/auxiliarybar/media/auxiliaryBarPart.css
@@ -31,3 +31,11 @@
 .monaco-workbench .part.auxiliarybar > .title > .composite-bar-container > .composite-bar > .monaco-action-bar .action-item:not(.checked):hover .action-label {
 	outline: var(--vscode-contrastActiveBorder, unset) dashed 1px !important;
 }
+
+.monaco-workbench .auxiliarybar.part.pane-composite-part > .composite.title.has-composite-bar > .title-actions {
+	flex: inherit;
+}
+
+.monaco-workbench .auxiliarybar.pane-composite-part > .title.has-composite-bar > .title-actions .monaco-action-bar .action-item {
+	max-width: 150px;
+}
diff --git a/src/vs/workbench/browser/parts/sidebar/media/sidebarpart.css b/src/vs/workbench/browser/parts/sidebar/media/sidebarpart.css
index 4b0289f87ef..5d0a0da2e63 100644
--- a/src/vs/workbench/browser/parts/sidebar/media/sidebarpart.css
+++ b/src/vs/workbench/browser/parts/sidebar/media/sidebarpart.css
@@ -63,3 +63,11 @@
 .monaco-workbench .sidebar.pane-composite-part > .title > .composite-bar-container {
 	flex: 1;
 }
+
+.monaco-workbench .sidebar.part.pane-composite-part > .composite.title.has-composite-bar > .title-actions {
+	flex: inherit;
+}
+
+.monaco-workbench .sidebar.pane-composite-part > .title.has-composite-bar > .title-actions .monaco-action-bar .action-item {
+	max-width: 150px;
+}