diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ed0a8dc4..7a208ce3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,6 +18,7 @@ jobs:
           - rails70
           - rails71
           - rails72
+          - rails_main
         db: [POSTGRES, MYSQL, SQLITE]
         exclude:
           # MySQL has issues on Ruby 2.3
@@ -98,6 +99,22 @@ jobs:
           - appraisal: rails72
             ruby: "3.0"
 
+          # Rails main supports Ruby 3.2+
+          - appraisal: rails_main
+            ruby: "2.3"
+          - appraisal: rails_main
+            ruby: "2.4"
+          - appraisal: rails_main
+            ruby: "2.5"
+          - appraisal: rails_main
+            ruby: "2.6"
+          - appraisal: rails_main
+            ruby: "2.7"
+          - appraisal: rails_main
+            ruby: "3.0"
+          - appraisal: rails_main
+            ruby: "3.1"
+
     services:
       postgres:
         image: postgres
diff --git a/Appraisals b/Appraisals
index 6df14d46..17d2d81e 100644
--- a/Appraisals
+++ b/Appraisals
@@ -44,3 +44,10 @@ appraise "rails72" do
   gem "pg", "~> 1.1"
   gem "sqlite3", ">= 1.4"
 end
+
+appraise "rails_main" do
+  gem "rails", github: "rails/rails", branch: "main"
+  gem "mysql2", "~> 0.5"
+  gem "pg", "~> 1.1"
+  gem "sqlite3", ">= 2.0"
+end
diff --git a/audited.gemspec b/audited.gemspec
index bc1b17ff..8257f8b2 100644
--- a/audited.gemspec
+++ b/audited.gemspec
@@ -16,11 +16,11 @@ Gem::Specification.new do |gem|
 
   gem.required_ruby_version = ">= 2.3.0"
 
-  gem.add_dependency "activerecord", ">= 5.2", "< 8.0"
-  gem.add_dependency "activesupport", ">= 5.2", "< 8.0"
+  gem.add_dependency "activerecord", ">= 5.2", "< 8.1"
+  gem.add_dependency "activesupport", ">= 5.2", "< 8.1"
 
   gem.add_development_dependency "appraisal"
-  gem.add_development_dependency "rails", ">= 5.2", "< 8.0"
+  gem.add_development_dependency "rails", ">= 5.2", "< 8.1"
   gem.add_development_dependency "rspec-rails"
   gem.add_development_dependency "standard"
   gem.add_development_dependency "single_cov"
diff --git a/gemfiles/rails_main.gemfile b/gemfiles/rails_main.gemfile
new file mode 100644
index 00000000..c0bd890a
--- /dev/null
+++ b/gemfiles/rails_main.gemfile
@@ -0,0 +1,10 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", github: "rails/rails", branch: "main"
+gem "mysql2", "~> 0.5"
+gem "pg", "~> 1.1"
+gem "sqlite3", ">= 2.0"
+
+gemspec name: "audited", path: "../"
diff --git a/spec/rails_app/config/application.rb b/spec/rails_app/config/application.rb
index 6de73c8e..a485f848 100644
--- a/spec/rails_app/config/application.rb
+++ b/spec/rails_app/config/application.rb
@@ -33,6 +33,10 @@ class Application < Rails::Application
     if Rails.gem_version >= Gem::Version.new("7.1")
       config.active_support.cache_format_version = 7.1
     end
+
+    if Rails.gem_version >= Gem::Version.new("8.0.0.alpha")
+      config.active_support.to_time_preserves_timezone = :zone
+    end
   end
 end