diff --git a/app/soapbox/service_worker/web_push_notifications.ts b/app/soapbox/service_worker/web_push_notifications.ts
index 099bf8f45..9939f88a2 100644
--- a/app/soapbox/service_worker/web_push_notifications.ts
+++ b/app/soapbox/service_worker/web_push_notifications.ts
@@ -206,6 +206,7 @@ const findBestClient = (clients: readonly WindowClient[]): WindowClient => {
   return focusedClient || visibleClient || clients[0];
 };
 
+/** Update a notification with CW to display the full status.  */
 const expandNotification = (notification: Notification) => {
   const newNotification = cloneNotification(notification);