diff --git a/docker-compose.yml b/docker-compose.yml
index f2f23d4..1ca2dbe 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -235,7 +235,7 @@ services:
     volumes:
     - /etc/localtime:/etc/localtime:ro
   mqtt:
-    image: eclipse-mosquitto
+    image: eclipse-mosquitto:1.6.14
     container_name: mqtt
     restart: always
     ports: