diff --git a/volumes/conf.d/code.zinomedia.de.conf b/volumes/conf.d/code.zinomedia.de.conf
index bb8d7a2..465388f 100644
--- a/volumes/conf.d/code.zinomedia.de.conf
+++ b/volumes/conf.d/code.zinomedia.de.conf
@@ -48,8 +48,8 @@ server {
         auth_request_set $auth_resp_failcount $upstream_http_x_vouch_failcount;
         
         resolver 127.0.0.11;
-        set $upstream "vouch:9090/validate";
-        proxy_pass http://$upstream;
+        set $upstream "http://172.18.0.3:9090/validate";
+        proxy_pass $upstream;
     }
 
     # if validate returns `401 not authorized` then forward the request to the error401block