diff --git a/.deploy-infra/deploy-prod.yaml b/.deploy-infra/deploy-prod.yaml
index fa0011d..4a7f8d3 100755
--- a/.deploy-infra/deploy-prod.yaml
+++ b/.deploy-infra/deploy-prod.yaml
@@ -196,7 +196,7 @@ services:
       GITEA__database__NAME: gitea
       GITEA__database__USER: postgres
       GITEA__database__PASSWD: $DB_PASSWORD_PROD
-      DISABLE_REGISTRATION: true
+      DISABLE_REGISTRATION: "true"
     deploy:
       mode: replicated
       placement: