diff --git a/src/forge/Main/sub/UpdateDescModal.jsx b/src/forge/Main/sub/UpdateDescModal.jsx
index 5039123a4..63e14fcd6 100644
--- a/src/forge/Main/sub/UpdateDescModal.jsx
+++ b/src/forge/Main/sub/UpdateDescModal.jsx
@@ -53,7 +53,7 @@ function UpdateDescModal({form , visible , onCancel , onOk,desc,website,lesson_u
           {getFieldDecorator("lesson_url",{
             rules:[]
           })(
-            <Input placeholder="实践课程链接"/>
+            <Input placeholder="实践课程链接" style="word-break: break-all" />
           )}
         </Form.Item>
       </Form>