diff --git a/cache_store_redis.gemspec b/cache_store_redis.gemspec
index 49492be..f25c12f 100644
--- a/cache_store_redis.gemspec
+++ b/cache_store_redis.gemspec
@@ -19,7 +19,6 @@ Gem::Specification.new do |spec|
   spec.require_paths = ['lib']
 
   spec.add_development_dependency 'bundler'
-  # spec.add_development_dependency 'pry-byebug'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rspec'
   spec.add_development_dependency 'simplecov'