Gemfile in pdf-merger-0.3.0 vs Gemfile in pdf-merger-0.3.1

@@ -4,10 +4,10 @@
 #   gem "activesupport", ">= 2.3.5"
 
 # Add dependencies to develop your gem here.
 # Include everything needed to run rake, tests, features, etc.
 group :development do
-  gem "shoulda", ">= 0"
-  gem "bundler", "~> 1.0.0"
-  gem "jeweler", "~> 1.6.4"
-  gem "rcov", ">= 0"
+  gem "shoulda"
+  gem "bundler"
+  gem "jeweler"
+  gem "rcov"
 end