diff --git a/docker-dev/docker-compose.yml b/docker-dev/docker-compose.yml
index 82e5f5e6..15e99758 100644
--- a/docker-dev/docker-compose.yml
+++ b/docker-dev/docker-compose.yml
@@ -248,7 +248,7 @@ services:
       - --providers.file.watch=true
       - --api.insecure=true
     ports:
-      - "80:80"
+      - "9200:80"  # host port 9200 → traefik :80 entrypoint (80 conflicts with scadabridge-traefik)
       - "8089:8080"  # 8080 conflicts with the sister scadalink dev stack
     volumes:
       - ./traefik-dynamic.yml:/etc/traefik/dynamic.yml:ro