diff --git a/third_party/WebKit/Source/modules/notifications/NotificationEventInit.idl b/third_party/WebKit/Source/modules/notifications/NotificationEventInit.idl
index 6409504b0709f..460ee7a6fc0d5 100644
--- a/third_party/WebKit/Source/modules/notifications/NotificationEventInit.idl
+++ b/third_party/WebKit/Source/modules/notifications/NotificationEventInit.idl
@@ -6,5 +6,5 @@
 
 dictionary NotificationEventInit : ExtendableEventInit {
     Notification notification;
-    [RuntimeEnabled=NotificationExperimental] DOMString action = "";
+    DOMString action = "";
 };