agate.gemspec in agate-0.5.0 vs agate.gemspec in agate-0.5.1

@@ -16,10 +16,11 @@
   spec.files         = `git ls-files`.split($/)
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
 
-  spec.add_development_dependency "bundler", "~> 1.2"
-  spec.add_development_dependency "rake"
-  spec.add_development_dependency "rspec", "~> 3.0"
-  spec.add_development_dependency "coveralls"
+  spec.required_ruby_version = ">= 1.9"
+  spec.add_development_dependency "bundler",   "~> 1.2"
+  spec.add_development_dependency "rake",      "~> 0"
+  spec.add_development_dependency "rspec",     "~> 3.0"
+  spec.add_development_dependency "coveralls", "~> 0"
 end