diff --git a/db/docker-compose.yml b/db/docker-compose.yml
index 9947540..d78d35a 100644
--- a/db/docker-compose.yml
+++ b/db/docker-compose.yml
@@ -64,6 +64,7 @@ services:
   mqtt:
     image: rabbitmq:4-management-alpine
     container_name: mqtt
+    hostname: "mqtt"
     restart: unless-stopped
     ports:
       - "15672:15672" # Management plugin HTTP port