diff --git a/gems.gemspec b/gems.gemspec
index 5da427e..650ac48 100644
--- a/gems.gemspec
+++ b/gems.gemspec
@@ -2,7 +2,6 @@
 require File.expand_path('../lib/gems/version', __FILE__)
 
 Gem::Specification.new do |gem|
-  gem.add_development_dependency 'ZenTest', '~> 4.5'
   gem.add_development_dependency 'maruku', '~> 0.6'
   gem.add_development_dependency 'rake', '~> 0.9'
   gem.add_development_dependency 'rspec', '~> 2.6'