Rakefile in nested_set-1.5.4 vs Rakefile in nested_set-1.6.0

@@ -14,9 +14,10 @@
     gem.add_dependency "railties", ['>= 3.0.0']
     gem.add_dependency "activerecord", ['>= 3.0.0']
     gem.add_development_dependency "sqlite3-ruby"
     gem.add_development_dependency "actionpack", ['>= 3.0.0']
     gem.add_development_dependency "activesupport", ['>= 3.0.0']
+    gem.add_development_dependency "bench_press", ['>= 0.3.1']
     gem.add_development_dependency "jeweler"
   end
   Jeweler::GemcutterTasks.new
 rescue LoadError
   puts "Jeweler (or a dependency) not available. Install it with: gem install jeweler"