diff --git a/k8s/seaweedfs/values.yaml b/k8s/seaweedfs/values.yaml
index aefa75501..28887605f 100644
--- a/k8s/seaweedfs/values.yaml
+++ b/k8s/seaweedfs/values.yaml
@@ -350,7 +350,7 @@ s3:
 cronjob:
   enabled: false
   schedule: "*/7 * * * *"
-  resources: nul
+  resources: null
   master: ""
   filer: ""
   tolerations: ""