diff --git a/docker-compose.yml b/docker-compose.yml
index 33bec2c..4f65837 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -26,6 +26,7 @@ services:
       - "./ssl/:/etc/apache2/ssl/"
     environment:
       - "CRON_USER_ID=1"
+      - "REDIS_FQDN=redis"
       - "MYSQL_PASSWORD=example"
       - "INIT_MYSQL=true" # Lack of "IF NOT EXISTS" in sql dump.. sigh