diff --git a/src/UI/Components/MainContent/Content.tsx b/src/UI/Components/MainContent/Content.tsx
index 7dcb8217a..dc5d760bc 100644
--- a/src/UI/Components/MainContent/Content.tsx
+++ b/src/UI/Components/MainContent/Content.tsx
@@ -79,7 +79,7 @@ export class ContentComponent extends React.Component<{ store?: TopPanelStore; }
                                 <AnchorButton intent={Intent.PRIMARY} target="_blank" href="https://cfcad.cn/help/" text="官方文档 >" />
                             </li>
                             <li>
-                                <AnchorButton intent={Intent.PRIMARY} target="_blank" href="http://www.ihome6.com/study-860" text="教学视频 >" />
+                                <AnchorButton intent={Intent.PRIMARY} target="_blank" href="http://leye.site/study-873" text="教学视频 >" />
                             </li>
 
                         </ul>