diff --git a/internal/hetzner/hetzneragent.go b/internal/hetzner/hetzneragent.go
index 2fdf9eb..71f3be8 100644
--- a/internal/hetzner/hetzneragent.go
+++ b/internal/hetzner/hetzneragent.go
@@ -15,6 +15,7 @@ import (
 )
 
 var USER_DATA_TEMPLATE = `
+#cloud-config
 write_files:
 - content: |
     # docker-compose.yml