diff --git a/docker-compose.yml b/docker-compose.yml
index f1baaf58c..a75e65883 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -105,7 +105,7 @@ services:
     networks:
       - external-net
     ports:
-      - 5000:80
+      - 3001:80
 
 networks:
   external-net:
diff --git a/webapp/maintenance/README.md b/webapp/maintenance/README.md
index 99e410a1c..95c09bae8 100644
--- a/webapp/maintenance/README.md
+++ b/webapp/maintenance/README.md
@@ -36,4 +36,4 @@ $ docker-compose up
 ````
 
 And the maintenance mode page or service will be started as well in an own container.
-In the browser you can reach it under `http://localhost:5000/`.
+In the browser you can reach it under `http://localhost:3001/`.