diff --git a/CrossDown/Core.py b/CrossDown/Core.py
index 27638e4..e78d45a 100644
--- a/CrossDown/Core.py
+++ b/CrossDown/Core.py
@@ -1,4 +1,4 @@
-from markdown.extensions import Extension, extra, admonition, meta, sane_lists, toc
+from markdown.extensions import Extension, extra, admonition, meta, sane_lists, toc, wikilinks
 
 from markdown.treeprocessors import Treeprocessor
 from markdown.inlinepatterns import Pattern as Pattern_
@@ -12,17 +12,12 @@ import xml
 import emoji
 
 Extensions = {
-    "Extra": extra.ExtraExtension(),
-    # "Smart Strong": "markdown.extensions.smart_strong",
+    "Extra": extra.ExtraExtension(),  # 基本扩展
     "Admonition": admonition.AdmonitionExtension(),
-    # "CodeHilite": "markdown.extensions.codehilite",
-    # "HeaderId": "markdown.extensions.headerid",
     "Meta-Data": meta.MetaExtension(),
-    # "New Line to Break": "markdown.extensions.nl2br",
     "Sane Lists": sane_lists.SaneListExtension(),
-    # "SmartyPants": "markdown.extensions.smarty",
     "Table of Contents": toc.TocExtension(),
-    # "WikiLinks": "markdown.extensions.wikilinks",
+    "WikiLinks": wikilinks.WikiLinkExtension(),
 }
 
 try:  # 检测当前平台是否支持扩展语法
diff --git a/README.html b/README.html
index 466e2cd..89bb46e 100644
--- a/README.html
+++ b/README.html
@@ -122,6 +122,7 @@
     <li><a href="#14.4">14.4 怀疑</a></li>
     </ul>
     </li>
+    <li><a href="#15">15 内部链接</a></li>
     </ul>
     </div>
     <h1 id="crossdown">CrossDown</h1>
@@ -221,7 +222,7 @@
     </blockquote>
     </blockquote>
     </blockquote>
-    <p>引文内添加klzzwxhklzzwxhklzzwxh:00390036klzzwxh:0037</p>
+    <p>引文内添加klzzwxhklzzwxhklzzwxh:00400037klzzwxh:0038</p>
     </blockquote>
     <h1 id="7">7 提纲</h1>
     <h2 id="7.1">7.1 提纲号</h2>
@@ -325,5 +326,7 @@
     <div style="display: inline-block; border: 1px solid blue;">
     <p>这是一条怀疑</p>
     </div>
+    <h1 id="15">15 内部链接</h1>
+    <p><a class="wikilink" href="/Bracketed/">Bracketed</a></p>
 </body>  
 </html>
diff --git a/README.md b/README.md
index 5ca927e..953424a 100644
--- a/README.md
+++ b/README.md
@@ -281,3 +281,7 @@ graph TD
 ,-,
 这是一条怀疑
 ,-,
+
+15 内部链接
+
+[[Bracketed]]