diff --git a/p__Classrooms__Lists__Attachment__index.async.js b/p__Classrooms__Lists__Attachment__index.async.js
index 5bbb79e826..81e3788be9 100644
--- a/p__Classrooms__Lists__Attachment__index.async.js
+++ b/p__Classrooms__Lists__Attachment__index.async.js
@@ -1512,8 +1512,8 @@ var Upload_SetPublic = function SetPublic(_ref) {
     beforeUpload: function beforeUpload(file) {
       var fileSize = file.size / 1024 / 1024;
       var fileType = file.name.split(".").slice(-1)[0].toLowerCase();
-      if (fileSize > 150 || fileSize == 0) {
-        message/* default.error */.ZP.error("".concat(file.name, " \u6587\u4EF6\u65E0\u6CD5\u4E0A\u4F20\u3002").concat(fileSize == 0 ? "文件内容不能为空" : '超过文件大小限制(150MB)'));
+      if (fileSize > 500 || fileSize == 0) {
+        message/* default.error */.ZP.error("".concat(file.name, " \u6587\u4EF6\u65E0\u6CD5\u4E0A\u4F20\u3002").concat(fileSize == 0 ? "文件内容不能为空" : '超过文件大小限制(500MB)'));
         return Promise.reject();
       }
       // if(fileTypes.indexOf(fileType)==-1){
@@ -2128,8 +2128,8 @@ var Config_SetPublic = function SetPublic(_ref) {
     beforeUpload: function beforeUpload(file) {
       var fileSize = file.size / 1024 / 1024;
       var fileType = file.name.split(".").slice(-1)[0].toLowerCase();
-      if (fileSize > 150) {
-        message/* default.error */.ZP.error("".concat(file.name, " \u6587\u4EF6\u65E0\u6CD5\u4E0A\u4F20\u3002\u8D85\u8FC7\u6587\u4EF6\u5927\u5C0F\u9650\u5236(150MB)"));
+      if (fileSize > 500) {
+        message/* default.error */.ZP.error("".concat(file.name, " \u6587\u4EF6\u65E0\u6CD5\u4E0A\u4F20\u3002\u8D85\u8FC7\u6587\u4EF6\u5927\u5C0F\u9650\u5236(500MB)"));
         return Promise.reject();
       }
       if (fileTypes.indexOf(fileType) == -1) {