diff --git a/ruby-prof.gemspec b/ruby-prof.gemspec
index 2b781adc..d383b981 100644
--- a/ruby-prof.gemspec
+++ b/ruby-prof.gemspec
@@ -55,5 +55,5 @@ EOF
   spec.required_ruby_version = '>= 1.8.7'
   spec.date = DateTime.now
   spec.homepage = 'https://github.com/rdp/ruby-prof'
-  spec.add_development_dependency 'rake-compiler'
+  spec.add_development_dependency 'minitest', 'rake-compiler'
 end
\ No newline at end of file
diff --git a/test/test_helper.rb b/test/test_helper.rb
index db0defb4..5fa580b8 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -1,11 +1,12 @@
 # encoding: UTF-8
 
 # Make RubyMine happy
+gem "minitest"
+
 if ENV["RM_INFO"] || ENV["TEAMCITY_VERSION"]
   if RUBY_PLATFORM =~ /(win32|mingw)/
     gem "win32console"
   end
-  gem "minitest"
   gem "minitest-reporters"
   require 'minitest/reporters'
   MiniTest::Reporters.use!