diff --git a/Formula/expat.rb b/Formula/expat.rb
index 41b6632ebc..91a8ea63a1 100644
--- a/Formula/expat.rb
+++ b/Formula/expat.rb
@@ -1,6 +1,6 @@
 class Expat < Formula
   desc "XML 1.0 parser"
-  homepage "http://expat.sourceforge.net"
+  homepage "https://expat.sourceforge.io"
   url "https://downloads.sourceforge.net/project/expat/expat/2.2.0/expat-2.2.0.tar.bz2"
   mirror "https://fossies.org/linux/www/expat-2.2.0.tar.bz2"
   sha256 "d9e50ff2d19b3538bd2127902a89987474e1a4db8e43a66a4d1a712ab9a504ff"