diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 33273f2..6c6787c 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -32,12 +32,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby-version: ['3.0', '3.1', '3.2', '3.3']
+        ruby-version: ['3.0', '3.1', '3.2', '3.3', '3.4']
         test: ['minitest', 'rspec']
         gemfile:
           - Gemfile.rails61
           - Gemfile.rails70
           - Gemfile.rails71
+          - Gemfile.rails72
+          - Gemfile.rails80
           - Gemfile.railsmaster
           - Gemfile.mongo_mapper
         db:
diff --git a/Gemfile.rails72 b/Gemfile.rails72
new file mode 100644
index 0000000..e25e19b
--- /dev/null
+++ b/Gemfile.rails72
@@ -0,0 +1,8 @@
+eval_gemfile('Gemfile.global')
+
+gem 'minitest', '~> 5.8'
+gem 'rails',    github: 'rails/rails', branch: '7-2-stable', require: false
+
+gem 'mongoid',  github: 'mongodb/mongoid'
+
+gem 'sqlite3', platforms: [:ruby, :mswin, :mingw]
diff --git a/Gemfile.rails80 b/Gemfile.rails80
new file mode 100644
index 0000000..e84b21a
--- /dev/null
+++ b/Gemfile.rails80
@@ -0,0 +1,8 @@
+eval_gemfile('Gemfile.global')
+
+gem 'minitest', '~> 5.8'
+gem 'rails',    github: 'rails/rails', branch: '8-0-stable', require: false
+
+gem 'mongoid',  github: 'mongodb/mongoid'
+
+gem 'sqlite3', platforms: [:ruby, :mswin, :mingw]