diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 9e15c40..841021b 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -11,23 +11,47 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby: ['2.6', '2.7', '3.0', '3.1', '3.2', '3.3', '3.4']
-        gemfile: ['activerecord_5.2', 'activerecord_6.0', 'activerecord_6.1', 'activerecord_7.0', 'activerecord_7.1']
+        ruby: ['2.6', '2.7', '3.0', '3.1', '3.2', '3.3', '3.4', '4.0']
+        gemfile: ['activerecord_5.2', 'activerecord_6.0', 'activerecord_6.1', 'activerecord_7.0', 'activerecord_7.1', 'activerecord_7.2', 'activerecord_8.0', 'activerecord_8.1']
         exclude:
           - ruby: '2.6'
             gemfile: 'activerecord_7.0'
           - ruby: '2.6'
             gemfile: 'activerecord_7.1'
+          - ruby: '2.6'
+            gemfile: 'activerecord_7.2'
+          - ruby: '2.6'
+            gemfile: 'activerecord_8.0'
+          - ruby: '2.6'
+            gemfile: 'activerecord_8.1'
+          - ruby: '2.7'
+            gemfile: 'activerecord_7.2'
+          - ruby: '2.7'
+            gemfile: 'activerecord_8.0'
+          - ruby: '2.7'
+            gemfile: 'activerecord_8.1'
           - ruby: '3.0'
             gemfile: 'activerecord_5.2'
+          - ruby: '3.0'
+            gemfile: 'activerecord_7.2'
+          - ruby: '3.0'
+            gemfile: 'activerecord_8.0'
+          - ruby: '3.0'
+            gemfile: 'activerecord_8.1'
           - ruby: '3.1'
             gemfile: 'activerecord_5.2'
+          - ruby: '3.1'
+            gemfile: 'activerecord_8.0'
+          - ruby: '3.1'
+            gemfile: 'activerecord_8.1'
           - ruby: '3.2'
             gemfile: 'activerecord_5.2'
           - ruby: '3.3'
             gemfile: 'activerecord_5.2'
           - ruby: '3.4'
             gemfile: 'activerecord_5.2'
+          - ruby: '4.0'
+            gemfile: 'activerecord_5.2'
     env:
       BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile
 
diff --git a/gemfiles/activerecord_7.2.gemfile b/gemfiles/activerecord_7.2.gemfile
new file mode 100644
index 0000000..95d4019
--- /dev/null
+++ b/gemfiles/activerecord_7.2.gemfile
@@ -0,0 +1,6 @@
+source "https://rubygems.org"
+
+gem 'activerecord', '~> 7.2.0'
+gem 'sqlite3', '~> 2.0'
+
+gemspec path: '../'
diff --git a/gemfiles/activerecord_8.0.gemfile b/gemfiles/activerecord_8.0.gemfile
new file mode 100644
index 0000000..d60e288
--- /dev/null
+++ b/gemfiles/activerecord_8.0.gemfile
@@ -0,0 +1,6 @@
+source "https://rubygems.org"
+
+gem 'activerecord', '~> 8.0.0'
+gem 'sqlite3', '~> 2.0'
+
+gemspec path: '../'
diff --git a/gemfiles/activerecord_8.1.gemfile b/gemfiles/activerecord_8.1.gemfile
new file mode 100644
index 0000000..5461983
--- /dev/null
+++ b/gemfiles/activerecord_8.1.gemfile
@@ -0,0 +1,6 @@
+source "https://rubygems.org"
+
+gem 'activerecord', '~> 8.1.0'
+gem 'sqlite3', '~> 2.0'
+
+gemspec path: '../'
diff --git a/lib/active_record/diff/version.rb b/lib/active_record/diff/version.rb
index 27d847e..b63f878 100644
--- a/lib/active_record/diff/version.rb
+++ b/lib/active_record/diff/version.rb
@@ -1,5 +1,5 @@
 module ActiveRecord
   module Diff
-    VERSION = "2.0.2"
+    VERSION = "2.0.3"
   end
 end
diff --git a/rh-activerecord-diff.gemspec b/rh-activerecord-diff.gemspec
index fd1dbd2..effcdbf 100644
--- a/rh-activerecord-diff.gemspec
+++ b/rh-activerecord-diff.gemspec
@@ -27,12 +27,14 @@ Gem::Specification.new do |spec|
   # spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency('activerecord', '< 7.2.0','>= 5.2.0')
+  spec.add_dependency('activerecord', '< 8.2.0','>= 5.2.0')
   spec.add_development_dependency('concurrent-ruby', '1.3.4')
   spec.add_development_dependency('mutex_m', '~> 0.1')
   spec.add_development_dependency('base64', '~> 0.1')
   spec.add_development_dependency('bigdecimal', '~> 3.0' )
   spec.add_development_dependency('rake', '~> 13.0')
   spec.add_development_dependency('sqlite3', '< 3.0', '>= 1.4.0')
+  spec.add_development_dependency('logger', '~> 1.0')
+  spec.add_development_dependency('benchmark', '~> 0.1')
 
 end