diff --git a/Gemfile b/Gemfile
index cdcd403..6a046fa 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,7 +3,7 @@ source "http://rubygems.org"
 gem "rspec", "~> 2.6.0"
 gem "rcov", :platforms => :mri_18
 gem "simplecov", :platforms => :mri_19
-gem "cucumber"
+gem "cucumber", ">= 4.0.0"
 
 gem "ruby-debug", :platforms => :mri_18
 gem "ruby-debug19", :platforms => :mri_19