diff --git a/beat/web/settings/settings.py b/beat/web/settings/settings.py
index c577579885b6435fd80470533859bd8466ed1c2c..891b6dadbb7ddb63b305a53d6ed266fdaa129841 100755
--- a/beat/web/settings/settings.py
+++ b/beat/web/settings/settings.py
@@ -423,7 +423,7 @@ ACTSTREAM_SETTINGS = {
     "MANAGER": "beat.web.common.managers.BeatActionManager",
 }
 
-ABSOLUTE_URL_OVERRIDES = {"auth.user": lambda u: "/events/%s/" % u.username}
+ABSOLUTE_URL_OVERRIDES = {"auth.user": lambda u: f"{URL_PREFIX}/events/{u.username}/"}
 
 SERIALIZATION_MODULES = {"json": "beat.web.utils.activity_stream_serializer"}