diff --git a/erp_web/pages/materials/materialcategory.html b/erp_web/pages/materials/materialcategory.html
index 908a0641..67c30147 100644
--- a/erp_web/pages/materials/materialcategory.html
+++ b/erp_web/pages/materials/materialcategory.html
@@ -5,6 +5,9 @@
     <meta charset="utf-8">
     <!-- 指定以IE8的方式来渲染 -->
     <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE8"/>
+    <meta http-equiv="Pragma" content="no-cache">
+    <meta http-equiv="Cache-Control" content="no-cache">
+    <meta http-equiv="Expires" content="-1">
     <link rel="shortcut icon" href="/images/favicon.ico" type="image/x-icon"/>
     <script type="text/javascript" src="/js/jquery-1.8.0.min.js"></script>
     <link rel="stylesheet" type="text/css" href="/js/easyui-1.3.5/themes/default/easyui.css"/>