diff --git a/Gemfile b/Gemfile
index 39a181d05..80c0e1c2a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -50,16 +50,16 @@ gem 'elasticsearch-model'
 gem 'elasticsearch-rails'
 
 #rails 3.2.22.2 bug
-  # gem "test-unit", "~>3.0"
+  gem "test-unit", "~>3.0"
 
 ### profile
-  # gem 'oneapm_rpm'
+  gem 'oneapm_rpm'
 
 group :development do
   gem 'grape-swagger'
   gem 'better_errors', '~> 1.1.0'
   # gem "query_reviewer"
-  # gem 'rack-mini-profiler', '~> 0.9.3'
+  gem 'rack-mini-profiler', '~> 0.9.3'
   if RUBY_PLATFORM =~ /w32/
     gem  'win32console'
   end