diff --git a/Gemfile b/Gemfile
index c78185e8..0333c39e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,3 +6,4 @@ gem "rspec"
 gem "rails", "~>3.0.0.rc"
 gem "compass-validator"
 gem "css_parser"
+gem "sass", :path => "../sass"
diff --git a/compass.gemspec b/compass.gemspec
index a98566a3..b3839637 100644
--- a/compass.gemspec
+++ b/compass.gemspec
@@ -15,7 +15,7 @@ Gem::Specification.new do |gemspec|
   gemspec.require_paths = %w(lib)
   gemspec.rubygems_version = "1.3.5"
   gemspec.summary = %q{A Real Stylesheet Framework}
-  gemspec.add_dependency('haml', '>= 3.0.4')
+  gemspec.add_dependency('sass', '~> 3.1.0')
   gemspec.files = %w(README.markdown LICENSE.markdown VERSION.yml Rakefile)
   gemspec.files += Dir.glob("bin/*")
   gemspec.files += Dir.glob("examples/**/*.*")
diff --git a/lib/compass/exec/helpers.rb b/lib/compass/exec/helpers.rb
index f1e8db1a..6a0fba57 100644
--- a/lib/compass/exec/helpers.rb
+++ b/lib/compass/exec/helpers.rb
@@ -7,7 +7,7 @@ module Compass::Exec
       else
         unless arguments.include?("-h") || arguments.include?("--help")
           Compass::Logger.new.red do
-            Haml::Util.haml_warn "WARNING: This interface is deprecated. Please use the new subcommand interface.\nSee `compass help` for more information.\n"
+            Sass::Util.sass_warn "WARNING: This interface is deprecated. Please use the new subcommand interface.\nSee `compass help` for more information.\n"
           end
         end
         SwitchUI