diff --git a/tutor/templates/kustomization.yml b/tutor/templates/kustomization.yml
index 8fa77883d148a04895d6809051665bb4d02f6dd6..4082575cc0fd05fc6b880147061de6b12aa9b6ca 100644
--- a/tutor/templates/kustomization.yml
+++ b/tutor/templates/kustomization.yml
@@ -38,7 +38,8 @@ configMapGenerator:
 - name: mysql-config
   env: apps/mysql/auth.env
 - name: mysql-cnf
-  files: apps/mysql/my.cnf
+  files: 
+  - apps/mysql/my.cnf
 {{ patch("kustomization-configmapgenerator") }}
 
 {{ patch("kustomization") }}