diff --git a/pica-metrologie/docker-compose.yml b/pica-metrologie/docker-compose.yml
index 420e7c9e3e17e4cb49de3321044852c32e8a801a..86d374f40218dd8a9c44aba85b91c391808cb37b 100644
--- a/pica-metrologie/docker-compose.yml
+++ b/pica-metrologie/docker-compose.yml
@@ -114,7 +114,7 @@ services:
       traefik.http.routers.alertmanager.service: alertmanager
       traefik.http.routers.alertmanager.middlewares: "alertmanager-auth@docker"
       traefik.http.middlewares.alertmanager-auth.basicauth.users: "${ALERTMANAGER_AUTH}"
-      traefik.http.services.alertmanager.loadbalancer.server.port: 9094
+      traefik.http.services.alertmanager.loadbalancer.server.port: 9093
       traefik.enable: true
     command:
       - "--config.file=/etc/amtool/config.yml"