diff --git a/nginx-proxy.conf b/nginx-proxy.conf
index ab7f32ec..66ecf1d7 100644
--- a/nginx-proxy.conf
+++ b/nginx-proxy.conf
@@ -36,7 +36,7 @@ http {
 
         location /b2b/ {
             # Der Trailing Slash am Ende ist wichtig!
-            proxy_pass http://b2b-app:3002/;
+            proxy_pass http://b2b-assistant:3002/;
             proxy_set_header Host $host;
             proxy_set_header Upgrade $http_upgrade;
             proxy_set_header Connection "upgrade";