diff --git a/index.html b/index.html
index a1db32e..eeb6803 100644
--- a/index.html
+++ b/index.html
@@ -111,7 +111,7 @@
         </li>
         <li>
           <a href="https://github.com/carp-lang/carp">Carp</a>, a programming language I
-          am contributing to—read my <a href="http://blog.veitheller.de/Carp.html">blog post</a>
+          am contributing to—read my <a href="https://blog.veitheller.de/Carp.html">blog post</a>
           about it;
         </li>
         <li>