sidetiq.gemspec in sidetiq-0.5.0 vs sidetiq.gemspec in sidetiq-0.6.0

@@ -19,10 +19,10 @@
   gem.require_paths = ["lib"]
   gem.extensions    = []
 
   gem.add_dependency 'sidekiq',   '>= 2.16.0'
   gem.add_dependency 'celluloid', '>= 0.14.1'
-  gem.add_dependency 'ice_cube',  '~> 0.11.0'
+  gem.add_dependency 'ice_cube',  '~> 0.12.0'
 
   gem.add_development_dependency 'rake'
   gem.add_development_dependency 'sinatra'
   gem.add_development_dependency 'mocha'
   gem.add_development_dependency 'rack-test'