diff --git a/src/vs/workbench/services/contextview/electron-browser/contextmenuService.ts b/src/vs/workbench/services/contextview/electron-browser/contextmenuService.ts
index 3ee583a0ff1..953620e6209 100644
--- a/src/vs/workbench/services/contextview/electron-browser/contextmenuService.ts
+++ b/src/vs/workbench/services/contextview/electron-browser/contextmenuService.ts
@@ -84,9 +84,9 @@ export class ContextMenuService implements IContextMenuService {
 
 				const item = new remote.MenuItem({
 					label: e.label,
-					checked: e.checked,
+					checked: !!e.checked,
 					accelerator,
-					enabled: e.enabled,
+					enabled: !!e.enabled,
 					click: () => {
 						this.runAction(e, delegate);
 					}