diff --git a/docs/dev-ops/docker-compose.yml b/docs/dev-ops/docker-compose.yml
index b6309301814fe8773ad830ea25cffd54fbbb83b5..a8ae580f651e6406be1bae55e4617fd2a2a9b7ac 100644
--- a/docs/dev-ops/docker-compose.yml
+++ b/docs/dev-ops/docker-compose.yml
@@ -10,4 +10,4 @@ services:
       - 2181:2181
     environment:
       ZOO_MY_ID: 1
-      ZOO_SERVERS: server.1=zoo1:2888:3888;2181
\ No newline at end of file
+      ZOO_SERVERS: server.1=zoo1:2888:3888:2181