diff --git a/ati-ti/index.php b/ati-ti/index.php
index 4dbbd6b..1c645de 100644
--- a/ati-ti/index.php
+++ b/ati-ti/index.php
@@ -43,8 +43,8 @@ include "../includes/courses.php";
     <h1>MATERI</h1>
   </header>
   <ol>
-    <li>Syllabus</a></li>
-    <li>Introduction to IT Architectures</li>
+    <li><a href="syllabus.pdf">Syllabus</a></li>
+    <li><a href="introduction.pdf">Introduction to IT Architectures</a></li>
     <li>Server Architectures</li>
     <li>Virtualizations</li>
     <li>Cloud Computing</li>