diff --git a/Gemfile b/Gemfile
index df22035b1..04edfabcf 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,8 +3,7 @@ source "https://rubygems.org"
 gemspec
 
 group :development do
-  gem "bundler"
-  gem "minitest", "5.18.0"
+  gem "minitest"
   gem "coveralls"
-  gem "rubocop", "~> 1.52.0"
+  gem "rubocop"
 end