diff --git a/Gemfile b/Gemfile
index d0ecf02..1f3de4d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -21,7 +21,7 @@ gem 'timecop', '~> 0.6', require: false
 
 # Optional dependencies, included for tests
 gem 'kramdown'
-gem 'rack', '< 3'
+gem 'rack'
 gem 'activesupport', RUBY_VERSION < '3.1' ? '< 7.1' : '>= 0'
 
 # Code Quality