diff --git a/internal/dis/component/server/list/list.go b/internal/dis/component/server/list/list.go
index e535bf7..5245dbf 100644
--- a/internal/dis/component/server/list/list.go
+++ b/internal/dis/component/server/list/list.go
@@ -62,7 +62,7 @@ func (li *ListInstances) TaskName() string {
 func (li *ListInstances) Cron(ctx context.Context) (err error) {
 	{
 		names, e := li.getNames(ctx)
-		if err == nil {
+		if e == nil {
 			li.names.Set(names)
 		} else {
 			err = e