diff --git a/docker-compose.yml b/docker-compose.yml
index 6003c4723935a246874a7eb7ce6d75519d3ab4b6..7f12effc230a39729a4f640d78b39f792f25e81c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -14,8 +14,7 @@ services:
             - ./logs:/logs
         command:
             - supervisord -c supervisord.conf
-        tty:
-            - true
+        tty: true
 
     livelog:
         build: ./livelog