1 files changed, 2 insertions, 5 deletions
diff --git a/Gemfile b/Gemfile
index 76be75e872..5edfcce3ec 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,6 +2,8 @@ source 'https://rubygems.org'
 
 gemspec
 
+gem 'rack', :git => 'git://github.com/rack/rack.git'
+
 if ENV['AREL']
   gem 'arel', :path => ENV['AREL']
 else
@@ -37,11 +39,6 @@ end
 # AS
 gem 'memcache-client', '>= 1.8.5'
 
-platforms :mri_18 do
-  gem 'system_timer'
-  gem 'json'
-end
-
 # Add your own local bundler stuff
 local_gemfile = File.dirname(__FILE__) + "/.Gemfile"
 instance_eval File.read local_gemfile if File.exists? local_gemfile