diff --git a/src/vs/workbench/browser/parts/menubar/menubarPart.ts b/src/vs/workbench/browser/parts/menubar/menubarPart.ts
index b203b1f711a..3d7311a725c 100644
--- a/src/vs/workbench/browser/parts/menubar/menubarPart.ts
+++ b/src/vs/workbench/browser/parts/menubar/menubarPart.ts
@@ -432,7 +432,8 @@ export class MenubarPart extends Part {
 			};
 		}
 
-		$(this.container).on(EventType.KEY_DOWN, (e) => {
+		this.container.off(EventType.KEY_DOWN);
+		this.container.on(EventType.KEY_DOWN, (e) => {
 			let event = new StandardKeyboardEvent(e as KeyboardEvent);
 			let eventHandled = true;