diff --git a/spec/defines/gem_spec.rb b/spec/defines/gem_spec.rb
index 3a9704b..94974e5 100644
--- a/spec/defines/gem_spec.rb
+++ b/spec/defines/gem_spec.rb
@@ -8,7 +8,7 @@
       {
         :install_dir  => '/usr/local/rbenv',
         :version      => '1.3.5',
-        :ruby_version => '2.0.0-p247'
+        :ruby_version => '2.0.0-p247',
         :env          => ['RUBY_CFLAGS=-O3 -march=native'],
       }
     end