diff --git a/courseB/Alloy.html b/courseB/Alloy.html
index 283e0fa..48eb946 100644
--- a/courseB/Alloy.html
+++ b/courseB/Alloy.html
@@ -155,7 +155,7 @@
 </p>
 <hr/>
 <br>
-<a href="DTRAM.html">【DTRAM の概要説明】へ</a>
+<a href="SimpleTwitter.html">【ツイートシステム(SimpleTwitter) の仕様説明】へ</a>
 
 </body>
 </html>
\ No newline at end of file