diff --git a/Formula/ace.rb b/Formula/ace.rb
index d5403c5cef2..9d792dd03b6 100644
--- a/Formula/ace.rb
+++ b/Formula/ace.rb
@@ -1,9 +1,9 @@
-require 'formula'
+require "formula"
 
 class Ace < Formula
-  homepage 'http://www.cse.wustl.edu/~schmidt/ACE.html'
-  url 'http://download.dre.vanderbilt.edu/previous_versions/ACE-6.2.5.tar.bz2'
-  sha1 '54a38cbfa363c1a4d3a702c779e4dc9c15e8c4cd'
+  homepage "http://www.cse.wustl.edu/~schmidt/ACE.html"
+  url "http://download.dre.vanderbilt.edu/previous_versions/ACE-6.2.6.tar.bz2"
+  sha1 "245cf37f60a92bf912ae2a008d73587a8d19462e"
 
   def install
     # ACE has two methods of compilation, "traditional" and ./configure.
@@ -13,13 +13,13 @@ class Ace < Formula
 
     # Figure out the names of the header and makefile for this version
     # of OSX and link those files to the standard names.
-    name = MacOS.cat.to_s.delete '_'
+    name = MacOS.cat.to_s.delete "_"
     ln_sf "config-macosx-#{name}.h", "ace/config.h"
     ln_sf "platform_macosx_#{name}.GNU", "include/makeinclude/platform_macros.GNU"
 
     # Set up the environment the way ACE expects during build.
-    ENV['ACE_ROOT'] = buildpath
-    ENV['DYLD_LIBRARY_PATH'] = "#{buildpath}/ace:#{buildpath}/lib"
+    ENV["ACE_ROOT"] = buildpath
+    ENV["DYLD_LIBRARY_PATH"] = "#{buildpath}/ace:#{buildpath}/lib"
 
     # Done! We go ahead and build.
     system "make", "-C", "ace", "-f", "GNUmakefile.ACE",