diff --git a/data/es6/index.md b/data/es6/index.md
index ebd235e..5e70501 100644
--- a/data/es6/index.md
+++ b/data/es6/index.md
@@ -56,7 +56,7 @@ ES6 reached "proposal freeze" in May, 2011: no new major proposals can be added,
   * [`Number` improvements](number)
   * regexp improvements
   * `String` improvements
-  * [math](Math improvements)
+  * [`Math` improvements](math)
   * `Function` improvements
 
 ## Breaking changes
diff --git a/data/es6/math/index.md b/data/es6/math/index.md
index 952332c..25d62e1 100644
--- a/data/es6/math/index.md
+++ b/data/es6/math/index.md
@@ -8,6 +8,7 @@
 *Details*: [full proposal](details)<br/>
 *Wiki*:
   * [More Math Functions](http://wiki.ecmascript.org/doku.php?id=harmony:more_math_functions)
+  * [Candidate Library Extensions Spec](http://wiki.ecmascript.org/lib/exe/fetch.php?id=harmony%3Amore_math_functions&cache=cache&media=harmony:es6libraryextensions-3-28-12.2.pdf)
 
 Adds a few new functions to the `Math` object.