Compass 0.13 will depend on Sass 3.2

Gemfile

@@ -7,7 +7,7 @@ gem "rspec", "~>2.0.0"
 gem "rails", "~> 3.1"
 gem "compass-validator", "3.0.1"
 gem "css_parser", "~> 1.0.1"
-gem "sass", "~> 3.1"
+gem "sass", "~> 3.2.0.alpha.93"
 gem "haml", "~> 3.1"
 gem "rubyzip"
 gem 'mocha'

compass.gemspec

@@ -16,7 +16,7 @@ Gem::Specification.new do |gemspec|
   gemspec.rubygems_version = "1.3.5"
   gemspec.summary = %q{A Real Stylesheet Framework}
 
-  gemspec.add_dependency 'sass', '~> 3.1'
+  gemspec.add_dependency 'sass', '~> 3.2.0.alpha.93'
   gemspec.add_dependency 'chunky_png', '~> 1.2'
   gemspec.add_dependency 'fssm', '>= 0.2.7'
 

lib/compass/sass_extensions/functions/sprites.rb

@@ -184,7 +184,7 @@ protected
   def convert_sprite_name(sprite)
     case sprite
       when Sass::Script::Color
-        Sass::Script::String.new(Sass::Script::Color::HTML4_COLORS_REVERSE[sprite.rgb])
+        Sass::Script::String.new(Sass::Script::Color::COLOR_NAMES_REVERSE[sprite.rgb])
       when Sass::Script::Bool
         Sass::Script::String.new(sprite.to_s)
       else