diff --git a/index.html b/index.html
index 18f8c8bce..bb466735b 100644
--- a/index.html
+++ b/index.html
@@ -89,8 +89,8 @@ function sitesearch() {
   </ul>
   <h4>Develop Applications</h4>
   <ul>
-    <li><a href="http://hackage.haskell.org/package/gf-3.9/docs/PGF.html">PGF library API (Haskell)</a>
-    <li><a href="doc/runtime-api.html">PGF library API</a>
+    <li><a href="http://hackage.haskell.org/package/gf-3.9/docs/PGF.html">PGF library API (Old Runtime)</a>
+    <li><a href="doc/runtime-api.html">PGF library API (New Runtime)</a>
     <li><a href="src/ui/android/README">GF on Android (new)</a>
     <li><A HREF="/android/">GF on Android (old) </A>
   </ul>