diff --git a/docker-compose.example.yml b/docker-compose.example.yml
index 5cafc8a..e1baee5 100644
--- a/docker-compose.example.yml
+++ b/docker-compose.example.yml
@@ -10,8 +10,8 @@ services:
       - "2022:2022"
     tty: true
     environment:
-      TZ: UTC
-      DEBUG: false
+      TZ: "UTC"
+      DEBUG: "false"
     volumes:
       - "/var/run/docker.sock:/var/run/docker.sock"
       - "/var/lib/docker/containers/:/var/lib/docker/containers/"