diff --git a/extend/junziqian/sdk/util/RequestUtils.php b/extend/junziqian/sdk/util/RequestUtils.php
index 2ebe69d5..875790ea 100644
--- a/extend/junziqian/sdk/util/RequestUtils.php
+++ b/extend/junziqian/sdk/util/RequestUtils.php
@@ -54,7 +54,7 @@ class RequestUtils{
             $req=Array();
         }else if(is_array($req)){
             //
-        }else if(is_a($req,"com\junziqian\sdk\bean\Req2MapInterface")){
+        }else if(is_a($req,"junziqian\sdk\bean\Req2MapInterface")){
             $req=$req->build();
         }else{
             throw new ResultInfoException("不支持的请求req");