diff --git a/sidetiq.gemspec b/sidetiq.gemspec
index 1eeb1f6..954a8d7 100644
--- a/sidetiq.gemspec
+++ b/sidetiq.gemspec
@@ -20,5 +20,5 @@ Gem::Specification.new do |gem|
   gem.extensions    = ['ext/sidetiq_ext/extconf.rb']
 
   gem.add_dependency 'sidekiq',  '~> 2.12.0'
-  gem.add_dependency 'ice_cube', '~> 0.10.0'
+  gem.add_dependency 'ice_cube', '~> 0.11.0'
 end