diff --git a/tasks/woodpecker.yaml b/tasks/woodpecker.yaml
index c1f2d99..e014e70 100644
--- a/tasks/woodpecker.yaml
+++ b/tasks/woodpecker.yaml
@@ -59,7 +59,7 @@
       WOODPECKER_DATABASE_DATASOURCE: "/data/woodpecker.db?_journal=WAL"
 
       # registration
-      WOODPECKER_OPEN: false
+      WOODPECKER_OPEN: "false"
       WOODPECKER_ADMIN: "forgejo_admin,simon"
 
       # forgejo integration