diff --git a/public/react/src/modules/tpm/NewHeader.js b/public/react/src/modules/tpm/NewHeader.js
index 79eccf2b..9969141a 100644
--- a/public/react/src/modules/tpm/NewHeader.js
+++ b/public/react/src/modules/tpm/NewHeader.js
@@ -294,7 +294,7 @@ class NewHeader extends Component {
                                 </ul>
                             </div>
                         </li>
-						<li><a href="/libraries">教学案例</a></li>
+						{/* <li><a href="/libraries">教学案例</a></li> */}
                         <li><a href="/competitions">竞赛</a></li>
                         <li className={`${activeForums === true ? 'active' : ''}`}><a href="/forums">问答</a></li>
                         <li className={`${activeCourses === true ? 'active' : ''}`} style={{display:ecUrl===null||ecUrl===undefined||ecUrl===""?'none':'block'}}><a href={ecUrl}>{ecUrl===null||ecUrl===undefined||ecUrl===""?'':'认证'}</a></li>