diff --git a/webapp/components/Editor/MenuBarButton.vue b/webapp/components/Editor/MenuBarButton.vue
index 2543352ca..e4f11e46d 100644
--- a/webapp/components/Editor/MenuBarButton.vue
+++ b/webapp/components/Editor/MenuBarButton.vue
@@ -10,7 +10,7 @@ export default {
     isActive: Boolean,
     icon: String,
     label: String,
-    onClick: Function,
+    onClick: { type: Function, default: () => {} },
   },
 }
 </script>