vagrant-berkshelf.gemspec in vagrant-berkshelf-2.0.0.rc3 vs vagrant-berkshelf.gemspec in vagrant-berkshelf-2.0.0.rc4

@@ -17,10 +17,10 @@
   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.required_ruby_version = '>= 1.9.1'
 
-  spec.add_dependency 'berkshelf', '>= 3.0.0.rc1'
+  spec.add_dependency 'berkshelf', '~> 3.1'
 
   spec.add_development_dependency 'spork', '~> 0.9'
   spec.add_development_dependency 'rspec', '~> 2.13'
   spec.add_development_dependency 'thor',  '~> 0.18'
 end