Updating with base https://nightlies.apache.org/syncope/
diff --git a/src/site/xdoc/docs/index.xml b/src/site/xdoc/docs/index.xml
index 9481ff7..852cd0b 100644
--- a/src/site/xdoc/docs/index.xml
+++ b/src/site/xdoc/docs/index.xml
@@ -78,11 +78,11 @@
                 </a> 
               </td>
               <td>
-                <a href="https://ci.apache.org/projects/syncope/2_1_X/getting-started.html">
+                <a href="https://nightlies.apache.org/syncope/2_1_X/getting-started.html">
                   <img src="../images/text-html.png"/>
                 </a>
                 &nbsp;
-                <a href="https://ci.apache.org/projects/syncope/2_1_X/getting-started.pdf">
+                <a href="https://nightlies.apache.org/syncope/2_1_X/getting-started.pdf">
                   <img src="../images/application-pdf.png"/>
                 </a> 
               </td>
@@ -108,11 +108,11 @@
                 </a> 
               </td>
               <td>
-                <a href="https://ci.apache.org/projects/syncope/2_1_X/reference-guide.html">
+                <a href="https://nightlies.apache.org/syncope/2_1_X/reference-guide.html">
                   <img src="../images/text-html.png"/>
                 </a>
                 &nbsp;
-                <a href="https://ci.apache.org/projects/syncope/2_1_X/reference-guide.pdf">
+                <a href="https://nightlies.apache.org/syncope/2_1_X/reference-guide.pdf">
                   <img src="../images/application-pdf.png"/>
                 </a> 
               </td>