diff --git a/Formula/ruby-build.rb b/Formula/ruby-build.rb
index 2120492668..f1f8f4f28e 100644
--- a/Formula/ruby-build.rb
+++ b/Formula/ruby-build.rb
@@ -2,8 +2,8 @@ require 'formula'
 
 class RubyBuild < Formula
   homepage 'https://github.com/sstephenson/ruby-build'
-  url 'https://github.com/sstephenson/ruby-build/archive/v20140408.tar.gz'
-  sha1 '5f706cd3b0b31d6240cd92fe8191e0d8265de910'
+  url 'https://github.com/sstephenson/ruby-build/archive/v20140420.tar.gz'
+  sha1 'afc08419c7e1f58da3893d8dbc8478665f449f6e'
 
   head 'https://github.com/sstephenson/ruby-build.git'