diff --git a/hedgedoc/manifests/app.yml b/hedgedoc/manifests/app.yml
index 0d81198782f6fd8681ab694a6d748df0bb5923c1..baff0a9dca9ee95554cb861502c32a15e1fb8ed9 100644
--- a/hedgedoc/manifests/app.yml
+++ b/hedgedoc/manifests/app.yml
@@ -131,7 +131,7 @@ data:
   CMD_OAUTH2_TOKEN_URL: https://id.indie.host/auth/realms/${DOMAIN}/protocol/openid-connect/token
   CMD_OAUTH2_AUTHORIZATION_URL: https://id.indie.host/auth/realms/${DOMAIN}/protocol/openid-connect/auth
   CMD_OAUTH2_PROVIDERNAME: Liiibre
-  CMD_EMAIL: false
+  CMD_EMAIL: "false"
 {{ end }}
   CMD_IMAGE_UPLOAD_TYPE: minio
   CMD_S3_REGION: default