diff --git a/Formula/when.rb b/Formula/when.rb
index 8b1c9a889df..eb42e0bc392 100644
--- a/Formula/when.rb
+++ b/Formula/when.rb
@@ -3,8 +3,8 @@ require 'formula'
 class When < Formula
   homepage 'http://www.lightandmatter.com/when/when.html'
   url 'http://www.lightandmatter.com/when/when.tar.gz'
-  sha1 '5f48fa1bc8cd700cf7d9d59f701db8b466b3e457'
-  version '1.1.30'
+  sha1 '1bd6d8e1cb40ccc30a61ac8b22376d42fe6b2f2b'
+  version '1.1.31'
 
   def install
     bin.install 'when'