diff --git a/site/_includes/top.html b/site/_includes/top.html
index 4ce97d26..da5a05af 100644
--- a/site/_includes/top.html
+++ b/site/_includes/top.html
@@ -8,7 +8,7 @@
   <link rel="alternate" type="application/atom+xml" title="Recent commits to Jekyll’s master branch" href="{{ site.repository }}/commits/master.atom">
   <link rel="stylesheet" href="//fonts.googleapis.com/css?family=Lato:100,300,400,700,900,100italic,300italic,400italic,700italic,900italic">
   <link rel="stylesheet" href="/css/screen.css">
-  <link rel="icon" type="image/png" href="/favicon.png">
+  <link rel="icon" type="image/x-icon" href="/favicon.ico">
   <!--[if lt IE 9]>
   <script src="/js/html5shiv.js"></script>
   <script src="/js/respond.min.js"></script>
diff --git a/site/favicon.ico b/site/favicon.ico
new file mode 100644
index 00000000..71fed341
Binary files /dev/null and b/site/favicon.ico differ
diff --git a/site/favicon.png b/site/favicon.png
deleted file mode 100644
index 453ffb2e..00000000
Binary files a/site/favicon.png and /dev/null differ