diff --git a/docker-compose.yml b/docker-compose.yml
index 655be2e..825c475 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -38,6 +38,8 @@ services:
 
   mosquitto:
     image: eclipse-mosquitto
+    ports:
+      - 1883:1883
 
 volumes:
   postgresqldata: