bagit.gemspec in bagit-0.3.0 vs bagit.gemspec in bagit-0.3.1

@@ -1,15 +1,16 @@
 
 BAGIT_SPEC = Gem::Specification.new do |spec|
   spec.name        = "bagit"
-  spec.version     = '0.3.0'
+  spec.version     = '0.3.1'
   spec.summary     = "BagIt package generation and validation"
   spec.description = "Ruby Library and Command Line tools for bagit"
   spec.email       = "[e-mail]"
   spec.homepage    = 'http://github.com/tipr/bagit'
   spec.authors     = ["Tom Johnson, Francesco Lazzarino"]
 
   spec.add_dependency 'validatable', '~> 1.6'
+  spec.add_dependency 'docopt', '~> 0.5.0'
 
   spec.files = %w(Rakefile README.md LICENSE.txt bagit.gemspec) + Dir["lib/**/*.rb"]
   spec.executables << 'bagit'
 end