diff --git a/gemfiles/activesupport3.2.gemfile b/gemfiles/activesupport3.2.gemfile
index aa240271..67813b6c 100644
--- a/gemfiles/activesupport3.2.gemfile
+++ b/gemfiles/activesupport3.2.gemfile
@@ -3,7 +3,6 @@
 source "https://rubygems.org"
 
 gem "activesupport", "~> 3.2.0"
-gem "memcache-client"
 gem "actionpack", "~> 3.2.0"
 
 group :development do
diff --git a/rack-attack.gemspec b/rack-attack.gemspec
index 057aa6d8..1fcdd42a 100644
--- a/rack-attack.gemspec
+++ b/rack-attack.gemspec
@@ -32,4 +32,5 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'redis-activesupport'
   s.add_development_dependency 'dalli'
   s.add_development_dependency 'connection_pool'
+  s.add_development_dependency 'memcache-client'
 end