diff --git a/kaminari-activerecord/Gemfile b/kaminari-activerecord/Gemfile
deleted file mode 100644
index 3ff8441..0000000
--- a/kaminari-activerecord/Gemfile
+++ /dev/null
@@ -1,4 +0,0 @@
-source 'https://rubygems.org'
-
-# Specify your gem's dependencies in kaminari-activerecord.gemspec
-gemspec
diff --git a/kaminari-activerecord/Rakefile b/kaminari-activerecord/Rakefile
deleted file mode 100644
index d6c5113..0000000
--- a/kaminari-activerecord/Rakefile
+++ /dev/null
@@ -1,10 +0,0 @@
-require "bundler/gem_tasks"
-require "rake/testtask"
-
-Rake::TestTask.new(:test) do |t|
-  t.libs << "test"
-  t.libs << "lib"
-  t.test_files = FileList['test/**/*_test.rb']
-end
-
-task :default => :test
diff --git a/kaminari-activerecord/kaminari-activerecord.gemspec b/kaminari-activerecord/kaminari-activerecord.gemspec
index d22cec6..9e405dd 100644
--- a/kaminari-activerecord/kaminari-activerecord.gemspec
+++ b/kaminari-activerecord/kaminari-activerecord.gemspec
@@ -23,5 +23,4 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency "bundler", "~> 1.12"
   spec.add_development_dependency "rake", "~> 10.0"
-  spec.add_development_dependency "minitest", "~> 5.0"
 end