diff --git a/docker-compose.yml b/docker-compose.yml
index ecf59d40c3..bac125c93f 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -40,7 +40,7 @@ services:
       # - TEAMS_CLIENT_SECRET=${TEAMS_CLIENT_SECRET}
       # - TEAMS_TENANT_ID=${TEAMS_TENANT_ID}
       # - TEAMS_ALLOWED_USERS=${TEAMS_ALLOWED_USERS}
-      # - TEAMS_PORT=3978
+      # - TEAMS_PORT=${TEAMS_PORT:-3978}
     command: ["gateway", "run"]
 
   dashboard: