Gemfile in keen-0.1.5 vs Gemfile in keen-0.1.6

@@ -11,9 +11,5 @@
   gem "bundler", ">= 1.1.4"
   gem "jeweler", "~> 1.8.3"
   gem "rspec", ">= 2.9.0"
   gem "cucumber", ">= 1.2.1"
 end
-
-if RUBY_VERSION =~ /^1\.8/
-  gem "system_timer"
-end