diff --git a/docker-compose.db.yml b/docker-compose.db.yml
index af8de80..f07855c 100644
--- a/docker-compose.db.yml
+++ b/docker-compose.db.yml
@@ -105,8 +105,6 @@ services:
       - ./fems-mqtt/certs:/mosquitto/certs
     environment:
       - TZ=Asia/Seoul
-    networks:
-      - fems-network
     healthcheck:
       test: ["CMD", "/usr/sbin/mosquitto_sub", "-t", "$$SYS/#", "-C", "1"]
       interval: 30s