diff --git a/shared/pubUtils/data.ts b/shared/pubUtils/data.ts
index aaed8e726..c68778601 100644
--- a/shared/pubUtils/data.ts
+++ b/shared/pubUtils/data.ts
@@ -1645,7 +1645,7 @@ function loadDatas(type?: string) {
 }
 
 // 后台调用重载资源
-export function reloadResources(fileName: string) {
+export function reloadResources(fileName?: string) {
     loadDatas(fileName);
     parseDicParam(fileName);
 }