diff --git a/internal/caches/list_file_kv_store.go b/internal/caches/list_file_kv_store.go
index 93c2266..4ca4f45 100644
--- a/internal/caches/list_file_kv_store.go
+++ b/internal/caches/list_file_kv_store.go
@@ -106,7 +106,7 @@ func (this *KVListFileStore) ExistItem(hash string) (bool, error) {
 		return false, nil
 	}
 
-	return item.ExpiresAt >= fasttime.NewFastTime().Unix(), nil
+	return item.ExpiresAt >= fasttime.Now().Unix(), nil
 }
 
 func (this *KVListFileStore) ExistQuickItem(hash string) (bool, error) {