diff --git a/articles.html b/articles.html
index 85b2c347a..714f689b4 100644
--- a/articles.html
+++ b/articles.html
@@ -79,7 +79,7 @@
             </p>
 
             <p class="art-list">
-                <a href="course02_dbconn.html" target="_blank" class="art-title">Redkale 入门教程 02 -- REST敏捷开发</a> 
+                <a href="course02_rest.html" target="_blank" class="art-title">Redkale 入门教程 02 -- REST敏捷开发</a> 
                 <label class="art-date">2017-06</label><br/>
                 <label class="art-desc">Redkale 入门教程 </label>
             </p>