diff --git a/any_login.gemspec b/any_login.gemspec
index 01e5364..295330e 100755
--- a/any_login.gemspec
+++ b/any_login.gemspec
@@ -14,8 +14,7 @@ Gem::Specification.new do |s|
   s.description = "Simply add this gem to your application and make your life easier with switching users."
   s.license     = "MIT"
 
-  s.files = Dir["{app,config,db,lib}/**/*", "MIT-LICENSE", "Rakefile", "README.rdoc"]
-  s.test_files = Dir["test/**/*"]
+  s.files = Dir["{app,config,db,lib}/**/*", "MIT-LICENSE", "README.rdoc"]
 
   s.required_ruby_version = '>= 3.0'
 
diff --git a/gemfiles/rails_8_0.gemfile b/gemfiles/rails_8_0.gemfile
index 32c2598..4096b26 100644
--- a/gemfiles/rails_8_0.gemfile
+++ b/gemfiles/rails_8_0.gemfile
@@ -4,6 +4,7 @@ source "https://rubygems.org"
 
 gem "rails", "~> 8.0.2"
 gem "sqlite3", ">= 2.6.0"
+gem "minitest", "~> 5.27"
 
 group :development, :test do
   gem "capybara"