diff --git a/racc.gemspec b/racc.gemspec
index 20f38925..7ee706f6 100644
--- a/racc.gemspec
+++ b/racc.gemspec
@@ -20,7 +20,7 @@ Racc is a LALR(1) parser generator.
 DESC
   s.authors = ["Minero Aoki", "Aaron Patterson"]
   s.email = [nil, "aaron@tenderlovemaking.com"]
-  s.homepage = "http://i.loveruby.net/en/projects/racc/"
+  s.homepage = "https://i.loveruby.net/en/projects/racc/"
   s.licenses = ["Ruby", "BSD-2-Clause"]
   s.executables = ["racc"]
   s.files = [