diff --git a/website/docs/admin/002_notifications.md b/website/docs/admin/002_notifications.md
index a5f225cf..98d07d0e 100644
--- a/website/docs/admin/002_notifications.md
+++ b/website/docs/admin/002_notifications.md
@@ -89,7 +89,7 @@ If system is running out of disk space:
 To receive email alerts, simply add your email address to the 'Email for notifications' field or leave it empty to disable email alerts.
 
 
-![screenshot](img/admin/service_alert.png)
+![screenshot](/img/admin/service_alert.png)
 
 
 If enabled, by default OpenPanel will send email alerts from noreply@openpanel.co