diff --git a/app/service/webService/ChinaTaxes.php b/app/service/webService/ChinaTaxes.php
index 3f35756..5adb956 100644
--- a/app/service/webService/ChinaTaxes.php
+++ b/app/service/webService/ChinaTaxes.php
@@ -155,7 +155,7 @@ class ChinaTaxes
             'sbczlxDm' => 'insert', //申报操作类型代码，为”delete”,” insert” 或”update”
             'sflsb'    => 'N', //是否零申报 ，为非零申报”N”
             'sbpch'    => '', //批次号，详见备注
-            'nsqxDm'   => $this->invoiceIssuance['nsqxDm'], //纳税期限代码，“06”按月
+            'nsqxDm'   => '06', //纳税期限代码，“06”按月
             'skssqq'   => $this->invoiceIssuance['skssqq'], //税款所属期起，格式，年-月-日 *
             'skssqz'   => $this->invoiceIssuance['skssqz'], //税款所属期止，格式，年-月-日 *
             'zsxmdm'   => '30433', //征收项目代码：30433