diff --git a/docker-compose.yml b/docker-compose.yml
index 04b82c37..49046d51 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -3,7 +3,7 @@ services:
   zookeeper:
     image: wurstmeister/zookeeper
     ports:
-      - "2181:2181"
+      - "2181"
   kafka:
     build: .
     ports: