diff --git a/examples/docker_for_load_balancing/docker-compose.yml b/examples/docker_for_load_balancing/docker-compose.yml
index 49afe5ef..3f2cee39 100644
--- a/examples/docker_for_load_balancing/docker-compose.yml
+++ b/examples/docker_for_load_balancing/docker-compose.yml
@@ -27,7 +27,6 @@ services:
     links:
       - mongo
       - redis
-      - mail
     ports:
       - "8090:5000"
     depends_on: