diff --git a/static/source.html b/static/source.html
index 325faa67..47960be2 100644
--- a/static/source.html
+++ b/static/source.html
@@ -90,7 +90,7 @@
                 be expanded to cover all of this in the future.</p>
 
                 <p>For a full list of the repositories in the OS source tree, look at the
-                <a href="https://github.com/GrapheneOS/platform_manifest/blob/12.1/default.xml">default.xml
+                <a href="https://github.com/GrapheneOS/platform_manifest/blob/13/default.xml">default.xml
                 list in the manifest repository</a>.</p>
 
                 <p>GrapheneOS forks of AOSP source tree repositories:</p>