diff --git a/apps/updatenotification/js-src/components/root.vue b/apps/updatenotification/js-src/components/root.vue
index 79a6b827e8..5c77bbcb98 100644
--- a/apps/updatenotification/js-src/components/root.vue
+++ b/apps/updatenotification/js-src/components/root.vue
@@ -297,10 +297,10 @@
 			toggleHideAvailableUpdates: function() {
 				this.hideAvailableUpdates = !this.hideAvailableUpdates;
 			},
-			toggleMenu() {
+			toggleMenu: function() {
 				this.openedWhatsNew = !this.openedWhatsNew;
 			},
-			hideMenu() {
+			hideMenu: function() {
 				this.openedWhatsNew = false;
 			},
 		},