diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index fafaa2c..c87caff 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -35,6 +35,10 @@ jobs:
           gemfile: Gemfile.6.1.mysql2
         - ruby: 3.2.0
           gemfile: Gemfile.7.0.mysql2
+        - ruby: 3.2.0
+          gemfile: Gemfile.7.1.mysql2
+        - ruby: 3.2.0
+          gemfile: Gemfile.7.2.mysql2
     env:
       BUNDLE_GEMFILE: "${{ matrix.gemfile }}"
     steps:
@@ -79,6 +83,10 @@ jobs:
           gemfile: Gemfile.6.1.pg
         - ruby: 3.2.0
           gemfile: Gemfile.7.0.pg
+        - ruby: 3.2.0
+          gemfile: Gemfile.7.1.pg
+        - ruby: 3.2.0
+          gemfile: Gemfile.7.2.pg
     env:
       BUNDLE_GEMFILE: "${{ matrix.gemfile }}"
     steps:
diff --git a/.ruby-version b/.ruby-version
index ecd7ee5..944880f 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.5.8
+3.2.0
diff --git a/Gemfile.7.1.mysql2 b/Gemfile.7.1.mysql2
new file mode 100644
index 0000000..21c70d5
--- /dev/null
+++ b/Gemfile.7.1.mysql2
@@ -0,0 +1,15 @@
+source 'https://rubygems.org'
+
+# Runtime dependencies
+gem 'activerecord', '~>7.1.4'
+gem 'mysql2', '~>0.5'
+
+# Development dependencies
+gem 'rake'
+gem 'database_cleaner'
+gem 'rspec', '~>3.5'
+gem 'byebug'
+gem 'gemika'
+
+# Gem under test
+gem 'minidusen', :path => '.'
diff --git a/Gemfile.7.1.mysql2.lock b/Gemfile.7.1.mysql2.lock
new file mode 100644
index 0000000..4044c98
--- /dev/null
+++ b/Gemfile.7.1.mysql2.lock
@@ -0,0 +1,82 @@
+PATH
+  remote: .
+  specs:
+    minidusen (0.11.1)
+      activerecord (>= 3.2)
+      activesupport (>= 3.2)
+      edge_rider (>= 0.2.5)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    activemodel (7.1.4)
+      activesupport (= 7.1.4)
+    activerecord (7.1.4)
+      activemodel (= 7.1.4)
+      activesupport (= 7.1.4)
+      timeout (>= 0.4.0)
+    activesupport (7.1.4)
+      base64
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      connection_pool (>= 2.2.5)
+      drb
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      mutex_m
+      tzinfo (~> 2.0)
+    base64 (0.2.0)
+    bigdecimal (3.1.8)
+    byebug (11.1.3)
+    concurrent-ruby (1.3.4)
+    connection_pool (2.4.1)
+    database_cleaner (2.0.2)
+      database_cleaner-active_record (>= 2, < 3)
+    database_cleaner-active_record (2.2.0)
+      activerecord (>= 5.a)
+      database_cleaner-core (~> 2.0.0)
+    database_cleaner-core (2.0.1)
+    diff-lcs (1.5.1)
+    drb (2.2.1)
+    edge_rider (2.3.0)
+      activerecord (>= 3.2)
+    gemika (0.8.3)
+    i18n (1.14.5)
+      concurrent-ruby (~> 1.0)
+    minitest (5.25.1)
+    mutex_m (0.2.0)
+    mysql2 (0.5.6)
+    rake (13.2.1)
+    rspec (3.13.0)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
+    rspec-core (3.13.1)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-support (3.13.1)
+    timeout (0.4.1)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
+
+PLATFORMS
+  ruby
+  x86_64-linux
+
+DEPENDENCIES
+  activerecord (~> 7.1.4)
+  byebug
+  database_cleaner
+  gemika
+  minidusen!
+  mysql2 (~> 0.5)
+  rake
+  rspec (~> 3.5)
+
+BUNDLED WITH
+   2.5.6
diff --git a/Gemfile.7.1.pg b/Gemfile.7.1.pg
new file mode 100644
index 0000000..f41d23f
--- /dev/null
+++ b/Gemfile.7.1.pg
@@ -0,0 +1,15 @@
+source 'https://rubygems.org'
+
+# Runtime dependencies
+gem 'activerecord', '~>7.1.4'
+gem 'pg', '~> 1.4.0'
+
+# Development dependencies
+gem 'rake'
+gem 'database_cleaner'
+gem 'rspec', '~>3.5'
+gem 'byebug'
+gem 'gemika'
+
+# Gem under test
+gem 'minidusen', :path => '.'
diff --git a/Gemfile.7.1.pg.lock b/Gemfile.7.1.pg.lock
new file mode 100644
index 0000000..7f8998b
--- /dev/null
+++ b/Gemfile.7.1.pg.lock
@@ -0,0 +1,82 @@
+PATH
+  remote: .
+  specs:
+    minidusen (0.11.1)
+      activerecord (>= 3.2)
+      activesupport (>= 3.2)
+      edge_rider (>= 0.2.5)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    activemodel (7.1.4)
+      activesupport (= 7.1.4)
+    activerecord (7.1.4)
+      activemodel (= 7.1.4)
+      activesupport (= 7.1.4)
+      timeout (>= 0.4.0)
+    activesupport (7.1.4)
+      base64
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      connection_pool (>= 2.2.5)
+      drb
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      mutex_m
+      tzinfo (~> 2.0)
+    base64 (0.2.0)
+    bigdecimal (3.1.8)
+    byebug (11.1.3)
+    concurrent-ruby (1.3.4)
+    connection_pool (2.4.1)
+    database_cleaner (2.0.2)
+      database_cleaner-active_record (>= 2, < 3)
+    database_cleaner-active_record (2.2.0)
+      activerecord (>= 5.a)
+      database_cleaner-core (~> 2.0.0)
+    database_cleaner-core (2.0.1)
+    diff-lcs (1.5.1)
+    drb (2.2.1)
+    edge_rider (2.3.0)
+      activerecord (>= 3.2)
+    gemika (0.8.3)
+    i18n (1.14.5)
+      concurrent-ruby (~> 1.0)
+    minitest (5.25.1)
+    mutex_m (0.2.0)
+    pg (1.4.6)
+    rake (13.2.1)
+    rspec (3.13.0)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
+    rspec-core (3.13.1)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-support (3.13.1)
+    timeout (0.4.1)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
+
+PLATFORMS
+  ruby
+  x86_64-linux
+
+DEPENDENCIES
+  activerecord (~> 7.1.4)
+  byebug
+  database_cleaner
+  gemika
+  minidusen!
+  pg (~> 1.4.0)
+  rake
+  rspec (~> 3.5)
+
+BUNDLED WITH
+   2.5.6
diff --git a/Gemfile.7.2.mysql2 b/Gemfile.7.2.mysql2
new file mode 100644
index 0000000..15eeef0
--- /dev/null
+++ b/Gemfile.7.2.mysql2
@@ -0,0 +1,15 @@
+source 'https://rubygems.org'
+
+# Runtime dependencies
+gem 'activerecord', '~>7.2.1'
+gem 'mysql2', '~>0.5'
+
+# Development dependencies
+gem 'rake'
+gem 'database_cleaner'
+gem 'rspec', '~>3.5'
+gem 'byebug'
+gem 'gemika'
+
+# Gem under test
+gem 'minidusen', :path => '.'
diff --git a/Gemfile.7.2.mysql2.lock b/Gemfile.7.2.mysql2.lock
new file mode 100644
index 0000000..8dbbee3
--- /dev/null
+++ b/Gemfile.7.2.mysql2.lock
@@ -0,0 +1,84 @@
+PATH
+  remote: .
+  specs:
+    minidusen (0.11.1)
+      activerecord (>= 3.2)
+      activesupport (>= 3.2)
+      edge_rider (>= 0.2.5)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    activemodel (7.2.1)
+      activesupport (= 7.2.1)
+    activerecord (7.2.1)
+      activemodel (= 7.2.1)
+      activesupport (= 7.2.1)
+      timeout (>= 0.4.0)
+    activesupport (7.2.1)
+      base64
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.3.1)
+      connection_pool (>= 2.2.5)
+      drb
+      i18n (>= 1.6, < 2)
+      logger (>= 1.4.2)
+      minitest (>= 5.1)
+      securerandom (>= 0.3)
+      tzinfo (~> 2.0, >= 2.0.5)
+    base64 (0.2.0)
+    bigdecimal (3.1.8)
+    byebug (11.1.3)
+    concurrent-ruby (1.3.4)
+    connection_pool (2.4.1)
+    database_cleaner (2.0.2)
+      database_cleaner-active_record (>= 2, < 3)
+    database_cleaner-active_record (2.2.0)
+      activerecord (>= 5.a)
+      database_cleaner-core (~> 2.0.0)
+    database_cleaner-core (2.0.1)
+    diff-lcs (1.5.1)
+    drb (2.2.1)
+    edge_rider (2.3.0)
+      activerecord (>= 3.2)
+    gemika (0.8.3)
+    i18n (1.14.5)
+      concurrent-ruby (~> 1.0)
+    logger (1.6.1)
+    minitest (5.25.1)
+    mysql2 (0.5.6)
+    rake (13.2.1)
+    rspec (3.13.0)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
+    rspec-core (3.13.1)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-support (3.13.1)
+    securerandom (0.3.1)
+    timeout (0.4.1)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
+
+PLATFORMS
+  ruby
+  x86_64-linux
+
+DEPENDENCIES
+  activerecord (~> 7.2.1)
+  byebug
+  database_cleaner
+  gemika
+  minidusen!
+  mysql2 (~> 0.5)
+  rake
+  rspec (~> 3.5)
+
+BUNDLED WITH
+   2.5.6
diff --git a/Gemfile.7.2.pg b/Gemfile.7.2.pg
new file mode 100644
index 0000000..9cf4631
--- /dev/null
+++ b/Gemfile.7.2.pg
@@ -0,0 +1,15 @@
+source 'https://rubygems.org'
+
+# Runtime dependencies
+gem 'activerecord', '~>7.2.1'
+gem 'pg', '~> 1.4.0'
+
+# Development dependencies
+gem 'rake'
+gem 'database_cleaner'
+gem 'rspec', '~>3.5'
+gem 'byebug'
+gem 'gemika'
+
+# Gem under test
+gem 'minidusen', :path => '.'
diff --git a/Gemfile.7.2.pg.lock b/Gemfile.7.2.pg.lock
new file mode 100644
index 0000000..4de00e4
--- /dev/null
+++ b/Gemfile.7.2.pg.lock
@@ -0,0 +1,84 @@
+PATH
+  remote: .
+  specs:
+    minidusen (0.11.1)
+      activerecord (>= 3.2)
+      activesupport (>= 3.2)
+      edge_rider (>= 0.2.5)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    activemodel (7.2.1)
+      activesupport (= 7.2.1)
+    activerecord (7.2.1)
+      activemodel (= 7.2.1)
+      activesupport (= 7.2.1)
+      timeout (>= 0.4.0)
+    activesupport (7.2.1)
+      base64
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.3.1)
+      connection_pool (>= 2.2.5)
+      drb
+      i18n (>= 1.6, < 2)
+      logger (>= 1.4.2)
+      minitest (>= 5.1)
+      securerandom (>= 0.3)
+      tzinfo (~> 2.0, >= 2.0.5)
+    base64 (0.2.0)
+    bigdecimal (3.1.8)
+    byebug (11.1.3)
+    concurrent-ruby (1.3.4)
+    connection_pool (2.4.1)
+    database_cleaner (2.0.2)
+      database_cleaner-active_record (>= 2, < 3)
+    database_cleaner-active_record (2.2.0)
+      activerecord (>= 5.a)
+      database_cleaner-core (~> 2.0.0)
+    database_cleaner-core (2.0.1)
+    diff-lcs (1.5.1)
+    drb (2.2.1)
+    edge_rider (2.3.0)
+      activerecord (>= 3.2)
+    gemika (0.8.3)
+    i18n (1.14.5)
+      concurrent-ruby (~> 1.0)
+    logger (1.6.1)
+    minitest (5.25.1)
+    pg (1.4.6)
+    rake (13.2.1)
+    rspec (3.13.0)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
+    rspec-core (3.13.1)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-support (3.13.1)
+    securerandom (0.3.1)
+    timeout (0.4.1)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
+
+PLATFORMS
+  ruby
+  x86_64-linux
+
+DEPENDENCIES
+  activerecord (~> 7.2.1)
+  byebug
+  database_cleaner
+  gemika
+  minidusen!
+  pg (~> 1.4.0)
+  rake
+  rspec (~> 3.5)
+
+BUNDLED WITH
+   2.5.6
diff --git a/README.md b/README.md
index 99aae47..ed383ab 100644
--- a/README.md
+++ b/README.md
@@ -223,6 +223,9 @@ Minidusen is tested on:
 - Rails 5.2
 - Rails 6.0
 - Rails 6.1
+- Rails 7.0
+- Rails 7.1
+- Rails 7.2
 - MySQL 5.6
 - PostgreSQL