diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..1800d5f
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,6 @@
+source "http://rubygems.org"
+
+gem 'rake', '0.8.7'
+gem 'jeweler'
+gem 'rspec', :require => 'spec'
+gem 'ruby-debug'
diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 0000000..b2ba30c
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,36 @@
+GEM
+  remote: http://rubygems.org/
+  specs:
+    columnize (0.3.6)
+    diff-lcs (1.1.3)
+    git (1.2.5)
+    jeweler (1.6.4)
+      bundler (~> 1.0)
+      git (>= 1.2.5)
+      rake
+    linecache (0.46)
+      rbx-require-relative (> 0.0.4)
+    rake (0.8.7)
+    rbx-require-relative (0.0.5)
+    rspec (2.8.0)
+      rspec-core (~> 2.8.0)
+      rspec-expectations (~> 2.8.0)
+      rspec-mocks (~> 2.8.0)
+    rspec-core (2.8.0)
+    rspec-expectations (2.8.0)
+      diff-lcs (~> 1.1.2)
+    rspec-mocks (2.8.0)
+    ruby-debug (0.10.4)
+      columnize (>= 0.1)
+      ruby-debug-base (~> 0.10.4.0)
+    ruby-debug-base (0.10.4)
+      linecache (>= 0.3)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  jeweler
+  rake (= 0.8.7)
+  rspec
+  ruby-debug
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 0a3f64a..2b12058 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,7 +1,3 @@
-require 'spec'
-require 'rubygems'
-require 'ruby-debug' if RUBY_VERSION < '1.9'  # ruby-debug does not work on 1.9.1 yet
-
 $LOAD_PATH.unshift(File.dirname(__FILE__))
 $LOAD_PATH.unshift(File.join(File.dirname(__FILE__), '..', 'lib'))
 require 'settingslogic'
@@ -14,5 +10,5 @@ Object.send :define_method, 'collides' do
   'collision'
 end
 
-Spec::Runner.configure do |config|
+RSpec.configure do |config|
 end
--
libgit2 0.21.0