diff --git a/public/react/src/modules/tpm/NewHeader.js b/public/react/src/modules/tpm/NewHeader.js
index 799109b9f..b816448e0 100644
--- a/public/react/src/modules/tpm/NewHeader.js
+++ b/public/react/src/modules/tpm/NewHeader.js
@@ -880,9 +880,9 @@ submittojoinclass=(value)=>{
                  />:""}
 
                   {/*  /courses/join_course_multi_role */}
-                  {/*<li>*/}
+                  <li>
                   <a onClick={this.tojoinitem}>加入项目</a>
-                  {/*</li>*/}
+                  </li>
 									{tojoinitemtype===true?<Modal
                     keyboard={false}
                     title="加入项目"