Gemfile in rdiff-simple-0.0.4 vs Gemfile in rdiff-simple-0.0.5

@@ -1,8 +1,15 @@
 source 'https://rubygems.org'
 
 # Specify your gem's dependencies in rdiff-simple.gemspec
 gemspec
 
+group :development, :test do
+  gem "rake"
+  gem "rspec", "~> 2"
+  gem "coveralls"
+end
+
 group :development do
-  gem "guard-rspec", require: false
+  gem "bundler", "~> 1.3"
+  gem "guard-rspec"
 end