diff --git a/demo/components/apidoc/docControl.component.ts b/demo/components/apidoc/docControl.component.ts
index 9ec4521..3dd8abf 100644
--- a/demo/components/apidoc/docControl.component.ts
+++ b/demo/components/apidoc/docControl.component.ts
@@ -26,7 +26,7 @@ import {
   <div class="snippet" highlight>
     <pre><code class="html">
     &lt;baidu-map [options]="expression"&gt;
-      &lt;control type="string" [options]="expression"&gt;&lt;control&gt;    
+      &lt;control type="string" [options]="expression"&gt;&lt;/control&gt;    
     &lt;/baidu-map&gt;
     </code></pre>
   </div>
diff --git a/demo/components/apidoc/docMarker.component.ts b/demo/components/apidoc/docMarker.component.ts
index 2ff373f..38dc37c 100644
--- a/demo/components/apidoc/docMarker.component.ts
+++ b/demo/components/apidoc/docMarker.component.ts
@@ -14,7 +14,7 @@ import { environment } from '../../environments/environment'
   <div class="snippet" highlight>
     <pre><code class="html">
     &lt;baidu-map [options]="expression"&gt;
-      &lt;marker [point]="expression" [options]="expression" (clicked)="expression"&gt;&lt;marker&gt;    
+      &lt;marker [point]="expression" [options]="expression" (clicked)="expression"&gt;&lt;/marker&gt;    
     &lt;/baidu-map&gt;
     </code></pre>
   </div>