diff --git a/Formula/malbolge.rb b/Formula/malbolge.rb
index 52f3557277..b0d0f7f0c4 100644
--- a/Formula/malbolge.rb
+++ b/Formula/malbolge.rb
@@ -1,6 +1,6 @@
 class Malbolge < Formula
   desc "Deliberately difficult to program esoteric programming language"
-  homepage "http://esoteric.sange.fi/orphaned/malbolge/README.txt"
+  homepage "https://esoteric.sange.fi/orphaned/malbolge/README.txt"
   url "https://esoteric.sange.fi/orphaned/malbolge/malbolge.c"
   version "0.1.0"
   sha256 "ca3b4f321bc3273195eb29eee7ee2002031b057c2bf0c8d7a4f7b6e5b3f648c0"