diff --git a/notifications/js/notificationajaxpopup.js b/notifications/js/notificationajaxpopup.js
index 634b4436a2..a44bda3444 100644
--- a/notifications/js/notificationajaxpopup.js
+++ b/notifications/js/notificationajaxpopup.js
@@ -365,7 +365,15 @@
 		// toggle notifications bar
 		jQuery('.egwpopup_toggle').click(function(){window.app.notifications.toggle();});
 		jQuery('#egwpopup_fw_notifications').click(function(){window.app.notifications.toggle();});
-		jQuery(".egwpopup_deleteall", '#egwpopup').click(function(){window.app.notifications.delete_all()});
+		jQuery(".egwpopup_deleteall", '#egwpopup').click(function(){
+			et2_dialog.show_dialog( function(_button){
+					if (_button == 2) window.app.notifications.delete_all();
+				}, 
+				egw.lang('Are you sure you want to delete all notifications?'), 
+				egw.lang('Delete notifications'), 
+				null, et2_dialog.BUTTON_YES_NO, et2_dialog.WARNING_MESSAGE, undefined, egw
+			);
+		});
 		jQuery(".egwpopup_seenall", '#egwpopup').click(function(){window.app.notifications.mark_all_seen()});
 	});
 })();