diff --git a/docs/installation.md b/docs/installation.md
index 7d869d47..f0c527bc 100644
--- a/docs/installation.md
+++ b/docs/installation.md
@@ -8,7 +8,7 @@
 If you're new to Javascript or just want a very simple setup to get your feet wet, you can get Mithril from a [CDN](https://en.wikipedia.org/wiki/Content_delivery_network):
 
 ```markup
-<script src="http://unpkg.com/mithril/mithril.js"></script>
+<script src="https://unpkg.com/mithril/mithril.js"></script>
 ```
 
 ---
@@ -219,7 +219,7 @@ If you don't have the ability to run a bundler script due to company security po
     <title>Hello world</title>
   </head>
   <body>
-    <script src="http://cdn.rawgit.com/lhorie/mithril.js/rewrite/mithril.js"></script>
+    <script src="https://cdn.rawgit.com/lhorie/mithril.js/rewrite/mithril.js"></script>
     <script src="index.js"></script>
   </body>
 </html>
