diff --git a/docs/index.md b/docs/index.md
index 4cea6052ab92e3f5de59d7720928611a8e9c873b..78010008b8541a6d33826a03bd062e9ee2440fa0 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -2,6 +2,7 @@ SimpleSAMLphp Documentation
 ===========================
 
  * [Installing SimpleSAMLphp](simplesamlphp-install)
+    * [Upgrade notes for version 1.15](simplesamlphp-upgrade-notes-1.15)
     * [Upgrade notes for version 1.14](simplesamlphp-upgrade-notes-1.14)
     * [Upgrade notes for version 1.13](simplesamlphp-upgrade-notes-1.13)
     * [Upgrade notes for version 1.12](simplesamlphp-upgrade-notes-1.12)