diff --git a/src/dialogs/more-info/ha-more-info-settings.ts b/src/dialogs/more-info/ha-more-info-settings.ts
index 0a25398a0a..d48dda54a7 100644
--- a/src/dialogs/more-info/ha-more-info-settings.ts
+++ b/src/dialogs/more-info/ha-more-info-settings.ts
@@ -70,9 +70,7 @@ export class HaMoreInfoSettings extends LitElement {
     if (!this.entry) {
       return;
     }
-    if (
-      !Object.keys(PLATFORMS_WITH_SETTINGS_TAB).includes(this.entry.platform)
-    ) {
+    if (!(this.entry.platform in PLATFORMS_WITH_SETTINGS_TAB)) {
       this._settingsElementTag = "entity-registry-settings";
       return;
     }
diff --git a/src/onboarding/onboarding-restore-backup.ts b/src/onboarding/onboarding-restore-backup.ts
index aa14347449..c9d1481817 100644
--- a/src/onboarding/onboarding-restore-backup.ts
+++ b/src/onboarding/onboarding-restore-backup.ts
@@ -209,9 +209,7 @@ class OnboardingRestoreBackup extends LitElement {
       }
 
       if (this._cloudStatus?.logged_in && !this._backupId) {
-        this._backup = backups.find(({ agents }) =>
-          Object.keys(agents).includes(CLOUD_AGENT)
-        );
+        this._backup = backups.find(({ agents }) => CLOUD_AGENT in agents);
 
         if (!this._backup) {
           this._view = "empty_cloud";
diff --git a/src/panels/config/integrations/ha-config-integration-page.ts b/src/panels/config/integrations/ha-config-integration-page.ts
index d302cb1a5e..e9e4968318 100644
--- a/src/panels/config/integrations/ha-config-integration-page.ts
+++ b/src/panels/config/integrations/ha-config-integration-page.ts
@@ -442,9 +442,7 @@ class HaConfigIntegrationPage extends SubscribeMixin(LitElement) {
                     : nothing}
                   ${this._manifest?.is_built_in &&
                   this._manifest.quality_scale &&
-                  Object.keys(QUALITY_SCALE_MAP).includes(
-                    this._manifest.quality_scale
-                  )
+                  this._manifest.quality_scale in QUALITY_SCALE_MAP
                     ? html`
                         <div class="integration-info">
                           <a
diff --git a/src/panels/lovelace/editor/badge-editor/hui-dialog-create-badge.ts b/src/panels/lovelace/editor/badge-editor/hui-dialog-create-badge.ts
index d75f80574b..9854d6f1c7 100644
--- a/src/panels/lovelace/editor/badge-editor/hui-dialog-create-badge.ts
+++ b/src/panels/lovelace/editor/badge-editor/hui-dialog-create-badge.ts
@@ -222,9 +222,9 @@ export class HuiCreateDialogBadge
   private _handleBadgePicked(ev) {
     const config = ev.detail.config;
     if (this._params!.entities && this._params!.entities.length) {
-      if (Object.keys(config).includes("entities")) {
+      if ("entities" in config) {
         config.entities = this._params!.entities;
-      } else if (Object.keys(config).includes("entity")) {
+      } else if ("entity" in config) {
         config.entity = this._params!.entities[0];
       }
     }
diff --git a/src/panels/lovelace/editor/card-editor/hui-dialog-create-card.ts b/src/panels/lovelace/editor/card-editor/hui-dialog-create-card.ts
index de89149d2e..c22c6f2d9a 100644
--- a/src/panels/lovelace/editor/card-editor/hui-dialog-create-card.ts
+++ b/src/panels/lovelace/editor/card-editor/hui-dialog-create-card.ts
@@ -244,9 +244,9 @@ export class HuiCreateDialogCard
   private _handleCardPicked(ev) {
     const config = ev.detail.config;
     if (this._params!.entities && this._params!.entities.length) {
-      if (Object.keys(config).includes("entities")) {
+      if ("entities" in config) {
         config.entities = this._params!.entities;
-      } else if (Object.keys(config).includes("entity")) {
+      } else if ("entity" in config) {
         config.entity = this._params!.entities[0];
       }
     }
diff --git a/src/panels/lovelace/editor/config-elements/hui-statistic-card-editor.ts b/src/panels/lovelace/editor/config-elements/hui-statistic-card-editor.ts
index d00448e852..53368424b7 100644
--- a/src/panels/lovelace/editor/config-elements/hui-statistic-card-editor.ts
+++ b/src/panels/lovelace/editor/config-elements/hui-statistic-card-editor.ts
@@ -129,8 +129,7 @@ export class HuiStatisticCardEditor
           name: "period",
           required: true,
           selector:
-            selectedPeriodKey &&
-            Object.keys(periods).includes(selectedPeriodKey)
+            selectedPeriodKey && selectedPeriodKey in periods
               ? {
                   select: {
                     multiple: false,