diff --git a/Gemfile b/Gemfile
index 0fc5e12ecc..737acb51a5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,8 +5,8 @@ source 'https://rubygems.org'
 gemspec require: false
 
 # rubocop:disable Bundler/DuplicatedGem
-if ENV['RAILS_VERSION'] == 'main'
-  gem 'rails', github: 'rails', require: false
+if %r{^(main|\d-\d-stable)$}.match? ENV['RAILS_VERSION']
+  gem 'rails', github: 'rails', require: false, branch: ENV['RAILS_VERSION']
 else
   gem 'rails', ENV['RAILS_VERSION'] || '~> 7.1.0', require: false
 end