diff --git a/safesite/templates/edulessonadd.html b/safesite/templates/edulessonadd.html
index 1ea4a5c3..3071bc3b 100644
--- a/safesite/templates/edulessonadd.html
+++ b/safesite/templates/edulessonadd.html
@@ -251,8 +251,8 @@
 
 
             var imagSize = fileObj.size;
-            if (imagSize > 1024 * 1024 * 10) {
-                alert("视频大小为：" + (imagSize / (1024 * 1024)).toFixed(2) + "M，超出了上传大小，" + "请选择10M以内的视频！");
+            if (imagSize > 1024 * 1024 * 100) {
+                alert("视频大小为：" + (imagSize / (1024 * 1024)).toFixed(2) + "M，超出了上传大小，" + "请选择100M以内的视频！");
                 $("#videoName").text('文件太大了超出范围！');
                 return false;
             }