diff --git a/docker-compose.yml b/docker-compose.yml
index a0baee5..ae79b99 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -137,6 +137,7 @@ services:
       - traefik.http.routers.authelia.entrypoints=websecure
       - traefik.http.routers.authelia.tls.certresolver=le
       - traefik.http.routers.authelia.middlewares=security-headers
+      - traefik.http.services.authelia.loadbalancer.server.port=9091
 
       # ForwardAuth middleware for protecting other services
       - traefik.http.middlewares.authelia.forwardauth.address=http://authelia:9091/api/authz/forward-auth