diff --git a/guide/Guida_KOD-Cap.1.pdf b/guide/Guida_KOD-Cap.1.pdf
deleted file mode 100644
index 39eaa12..0000000
Binary files a/guide/Guida_KOD-Cap.1.pdf and /dev/null differ
diff --git a/guide/Guida_KOD-Cap.1_Rev.1.pdf b/guide/Guida_KOD-Cap.1_Rev.1.pdf
new file mode 100644
index 0000000..0bc72cd
Binary files /dev/null and b/guide/Guida_KOD-Cap.1_Rev.1.pdf differ
diff --git a/index.html b/index.html
index 1d85f76..c795650 100644
--- a/index.html
+++ b/index.html
@@ -94,7 +94,7 @@
         </div>
         <div class="col-md-6 content">
           <p>Questo è il primo capitolo della nostra guida, si ricorda che la guida per quanto basilare richiede una minima conoscenza di python</p>
-          <a href="/guide/Guida_KOD-Cap.1.pdf" class="btn animated fadeInUp" target=”_blank”><i class="fa fa-arrow-circle-o-down"></i><span>Capitolo 1</span></a>
+          <a href="guide\Guida_KOD-Cap.1_Rev.1.pdf" class="btn animated fadeInUp" target=”_blank”><i class="fa fa-arrow-circle-o-down"></i><span>Capitolo 1</span></a>
         </div>
       </div>
     </div>