diff --git a/readme.md b/readme.md
index 1c2e142..3a8fa61 100644
--- a/readme.md
+++ b/readme.md
@@ -3,4 +3,4 @@
 An animated WebGL Julia set rendered in the browser using Kotlin/JS.
 
 A live example is previously hosted here:
-- http://www.astraeus.nl/
+- https://www.astraeus.nl/