diff --git a/test/test_apps/6.1/Gemfile b/test/test_apps/6.1/Gemfile
index f5731ef..c641b37 100644
--- a/test/test_apps/6.1/Gemfile
+++ b/test/test_apps/6.1/Gemfile
@@ -6,7 +6,7 @@ gem 'rails', '~> 6.1.4'
 # Use sqlite3 as the database for Active Record
 gem 'sqlite3', '~> 1.4'
 # Use Puma as the app server
-gem 'puma', '~> 4.1'
+gem 'puma', '>= 5.6.8'
 # Use SCSS for stylesheets
 gem 'sass-rails', '>= 6'
 # Transpile app-like JavaScript. Read more: https://github.com/rails/webpacker