diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index d38269d..73e9b38 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -13,8 +13,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby-version: [3.1, 3.2]
-        lockfile: ['Gemfile.activerecord-6.1.lock', 'Gemfile.activerecord-7.0.lock', 'Gemfile.activerecord-7.1.lock', 'Gemfile.lock']
+        ruby-version: [3.2, 3.3, 3.4]
+        lockfile: ['Gemfile.activerecord-6.1.lock', 'Gemfile.activerecord-7.0.lock', 'Gemfile.activerecord-7.1.lock', 'Gemfile.activerecord-7.2.lock', 'Gemfile.lock']
 
     steps:
       - uses: actions/checkout@v3
diff --git a/Gemfile b/Gemfile
index fd7d22b..65a6277 100644
--- a/Gemfile
+++ b/Gemfile
@@ -22,8 +22,14 @@ lockfile "activerecord-7.1" do
   gem "railties", "~> 7.1.0"
 end
 
-lockfile do
+lockfile "activerecord-7.2" do
   gem "activerecord", "~> 7.2.0"
+  gem "rack", "~> 3.1.16"
   gem "railties", "~> 7.2.0"
 end
 
+lockfile do
+  gem "activerecord", "~> 8.0.0"
+  gem "rack", "~> 3.2"
+  gem "railties", "~> 8.0.0"
+end
diff --git a/Gemfile.activerecord-6.1.lock b/Gemfile.activerecord-6.1.lock
index 343e21f..4d96989 100644
--- a/Gemfile.activerecord-6.1.lock
+++ b/Gemfile.activerecord-6.1.lock
@@ -2,8 +2,8 @@ PATH
   remote: .
   specs:
     guardrail (3.0.4)
-      activerecord (>= 6.1, < 8.0)
-      railties (>= 6.1, < 8.0)
+      activerecord (>= 6.1, < 8.1)
+      railties (>= 6.1, < 8.1)
 
 GEM
   remote: https://rubygems.org/
@@ -47,13 +47,13 @@ GEM
       pp (>= 0.6.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
-    loofah (2.24.0)
+    loofah (2.24.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
     method_source (1.1.0)
-    mini_portile2 (2.8.8)
-    minitest (5.25.4)
-    nokogiri (1.18.3)
+    mini_portile2 (2.8.9)
+    minitest (5.25.5)
+    nokogiri (1.18.9)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     pp (0.6.2)
@@ -63,10 +63,10 @@ GEM
       date
       stringio
     racc (1.8.1)
-    rack (2.2.11)
+    rack (2.2.17)
     rack-test (2.2.0)
       rack (>= 1.3)
-    rails-dom-testing (2.2.0)
+    rails-dom-testing (2.3.0)
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
@@ -79,16 +79,16 @@ GEM
       method_source
       rake (>= 12.2)
       thor (~> 1.0)
-    rake (13.2.1)
+    rake (13.3.0)
     rdoc (6.12.0)
       psych (>= 4.0.0)
     reline (0.6.0)
       io-console (~> 0.5)
     stringio (3.1.5)
-    thor (1.3.2)
+    thor (1.4.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    zeitwerk (2.6.18)
+    zeitwerk (2.7.3)
 
 PLATFORMS
   ruby
diff --git a/Gemfile.activerecord-7.0.lock b/Gemfile.activerecord-7.0.lock
index 37961db..f86291b 100644
--- a/Gemfile.activerecord-7.0.lock
+++ b/Gemfile.activerecord-7.0.lock
@@ -2,8 +2,8 @@ PATH
   remote: .
   specs:
     guardrail (3.0.4)
-      activerecord (>= 6.1, < 8.0)
-      railties (>= 6.1, < 8.0)
+      activerecord (>= 6.1, < 8.1)
+      railties (>= 6.1, < 8.1)
 
 GEM
   remote: https://rubygems.org/
@@ -46,13 +46,13 @@ GEM
       pp (>= 0.6.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
-    loofah (2.24.0)
+    loofah (2.24.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
     method_source (1.1.0)
-    mini_portile2 (2.8.8)
-    minitest (5.25.4)
-    nokogiri (1.18.3)
+    mini_portile2 (2.8.9)
+    minitest (5.25.5)
+    nokogiri (1.18.9)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     pp (0.6.2)
@@ -62,10 +62,10 @@ GEM
       date
       stringio
     racc (1.8.1)
-    rack (2.2.11)
+    rack (2.2.17)
     rack-test (2.2.0)
       rack (>= 1.3)
-    rails-dom-testing (2.2.0)
+    rails-dom-testing (2.3.0)
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
@@ -79,16 +79,16 @@ GEM
       rake (>= 12.2)
       thor (~> 1.0)
       zeitwerk (~> 2.5)
-    rake (13.2.1)
+    rake (13.3.0)
     rdoc (6.12.0)
       psych (>= 4.0.0)
     reline (0.6.0)
       io-console (~> 0.5)
     stringio (3.1.5)
-    thor (1.3.2)
+    thor (1.4.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    zeitwerk (2.6.18)
+    zeitwerk (2.7.3)
 
 PLATFORMS
   ruby
diff --git a/Gemfile.activerecord-7.1.lock b/Gemfile.activerecord-7.1.lock
index 4fc3ddc..b00f7eb 100644
--- a/Gemfile.activerecord-7.1.lock
+++ b/Gemfile.activerecord-7.1.lock
@@ -2,15 +2,15 @@ PATH
   remote: .
   specs:
     guardrail (3.0.4)
-      activerecord (>= 6.1, < 8.0)
-      railties (>= 6.1, < 8.0)
+      activerecord (>= 6.1, < 8.1)
+      railties (>= 6.1, < 8.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actionpack (7.1.5.1)
-      actionview (= 7.1.5.1)
-      activesupport (= 7.1.5.1)
+    actionpack (7.1.5.2)
+      actionview (= 7.1.5.2)
+      activesupport (= 7.1.5.2)
       nokogiri (>= 1.8.5)
       racc
       rack (>= 2.2.4)
@@ -18,19 +18,19 @@ GEM
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    actionview (7.1.5.1)
-      activesupport (= 7.1.5.1)
+    actionview (7.1.5.2)
+      activesupport (= 7.1.5.2)
       builder (~> 3.1)
       erubi (~> 1.11)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    activemodel (7.1.5.1)
-      activesupport (= 7.1.5.1)
-    activerecord (7.1.5.1)
-      activemodel (= 7.1.5.1)
-      activesupport (= 7.1.5.1)
+    activemodel (7.1.5.2)
+      activesupport (= 7.1.5.2)
+    activerecord (7.1.5.2)
+      activemodel (= 7.1.5.2)
+      activesupport (= 7.1.5.2)
       timeout (>= 0.4.0)
-    activesupport (7.1.5.1)
+    activesupport (7.1.5.2)
       base64
       benchmark (>= 0.3)
       bigdecimal
@@ -43,18 +43,18 @@ GEM
       mutex_m
       securerandom (>= 0.3)
       tzinfo (~> 2.0)
-    base64 (0.2.0)
-    benchmark (0.4.0)
-    bigdecimal (3.1.9)
+    base64 (0.3.0)
+    benchmark (0.4.1)
+    bigdecimal (3.2.2)
     builder (3.3.0)
     concurrent-ruby (1.3.5)
-    connection_pool (2.5.0)
+    connection_pool (2.5.3)
     crass (1.0.6)
     date (3.4.1)
     debug (1.10.0)
       irb (~> 1.10)
       reline (>= 0.3.8)
-    drb (2.2.1)
+    drb (2.2.3)
     erubi (1.13.1)
     i18n (1.14.7)
       concurrent-ruby (~> 1.0)
@@ -63,14 +63,14 @@ GEM
       pp (>= 0.6.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
-    logger (1.6.6)
-    loofah (2.24.0)
+    logger (1.7.0)
+    loofah (2.24.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
-    mini_portile2 (2.8.8)
-    minitest (5.25.4)
+    mini_portile2 (2.8.9)
+    minitest (5.25.5)
     mutex_m (0.3.0)
-    nokogiri (1.18.3)
+    nokogiri (1.18.9)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     pp (0.6.2)
@@ -80,41 +80,41 @@ GEM
       date
       stringio
     racc (1.8.1)
-    rack (3.1.10)
-    rack-session (2.1.0)
+    rack (3.2.0)
+    rack-session (2.1.1)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)
     rack-test (2.2.0)
       rack (>= 1.3)
     rackup (2.2.1)
       rack (>= 3)
-    rails-dom-testing (2.2.0)
+    rails-dom-testing (2.3.0)
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.6.2)
       loofah (~> 2.21)
       nokogiri (>= 1.15.7, != 1.16.7, != 1.16.6, != 1.16.5, != 1.16.4, != 1.16.3, != 1.16.2, != 1.16.1, != 1.16.0.rc1, != 1.16.0)
-    railties (7.1.5.1)
-      actionpack (= 7.1.5.1)
-      activesupport (= 7.1.5.1)
+    railties (7.1.5.2)
+      actionpack (= 7.1.5.2)
+      activesupport (= 7.1.5.2)
       irb
       rackup (>= 1.0.0)
       rake (>= 12.2)
       thor (~> 1.0, >= 1.2.2)
       zeitwerk (~> 2.6)
-    rake (13.2.1)
+    rake (13.3.0)
     rdoc (6.12.0)
       psych (>= 4.0.0)
     reline (0.6.0)
       io-console (~> 0.5)
     securerandom (0.4.1)
     stringio (3.1.5)
-    thor (1.3.2)
+    thor (1.4.0)
     timeout (0.4.3)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    zeitwerk (2.6.18)
+    zeitwerk (2.7.3)
 
 PLATFORMS
   ruby
diff --git a/Gemfile.activerecord-7.2.lock b/Gemfile.activerecord-7.2.lock
new file mode 100644
index 0000000..69bbeb8
--- /dev/null
+++ b/Gemfile.activerecord-7.2.lock
@@ -0,0 +1,130 @@
+PATH
+  remote: .
+  specs:
+    guardrail (3.0.4)
+      activerecord (>= 6.1, < 8.1)
+      railties (>= 6.1, < 8.1)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    actionpack (7.2.2.2)
+      actionview (= 7.2.2.2)
+      activesupport (= 7.2.2.2)
+      nokogiri (>= 1.8.5)
+      racc
+      rack (>= 2.2.4, < 3.2)
+      rack-session (>= 1.0.1)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+      useragent (~> 0.16)
+    actionview (7.2.2.2)
+      activesupport (= 7.2.2.2)
+      builder (~> 3.1)
+      erubi (~> 1.11)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+    activemodel (7.2.2.2)
+      activesupport (= 7.2.2.2)
+    activerecord (7.2.2.2)
+      activemodel (= 7.2.2.2)
+      activesupport (= 7.2.2.2)
+      timeout (>= 0.4.0)
+    activesupport (7.2.2.2)
+      base64
+      benchmark (>= 0.3)
+      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 (0.3.0)
+    benchmark (0.4.1)
+    bigdecimal (3.2.2)
+    builder (3.3.0)
+    concurrent-ruby (1.3.5)
+    connection_pool (2.5.3)
+    crass (1.0.6)
+    date (3.4.1)
+    debug (1.10.0)
+      irb (~> 1.10)
+      reline (>= 0.3.8)
+    drb (2.2.3)
+    erubi (1.13.1)
+    i18n (1.14.7)
+      concurrent-ruby (~> 1.0)
+    io-console (0.8.0)
+    irb (1.15.1)
+      pp (>= 0.6.0)
+      rdoc (>= 4.0.0)
+      reline (>= 0.4.2)
+    logger (1.7.0)
+    loofah (2.24.1)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.12.0)
+    mini_portile2 (2.8.9)
+    minitest (5.25.5)
+    nokogiri (1.18.9)
+      mini_portile2 (~> 2.8.2)
+      racc (~> 1.4)
+    pp (0.6.2)
+      prettyprint
+    prettyprint (0.2.0)
+    psych (5.2.3)
+      date
+      stringio
+    racc (1.8.1)
+    rack (3.1.16)
+    rack-session (2.1.1)
+      base64 (>= 0.1.0)
+      rack (>= 3.0.0)
+    rack-test (2.2.0)
+      rack (>= 1.3)
+    rackup (2.2.1)
+      rack (>= 3)
+    rails-dom-testing (2.3.0)
+      activesupport (>= 5.0.0)
+      minitest
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.6.2)
+      loofah (~> 2.21)
+      nokogiri (>= 1.15.7, != 1.16.7, != 1.16.6, != 1.16.5, != 1.16.4, != 1.16.3, != 1.16.2, != 1.16.1, != 1.16.0.rc1, != 1.16.0)
+    railties (7.2.2.2)
+      actionpack (= 7.2.2.2)
+      activesupport (= 7.2.2.2)
+      irb (~> 1.13)
+      rackup (>= 1.0.0)
+      rake (>= 12.2)
+      thor (~> 1.0, >= 1.2.2)
+      zeitwerk (~> 2.6)
+    rake (13.3.0)
+    rdoc (6.12.0)
+      psych (>= 4.0.0)
+    reline (0.6.0)
+      io-console (~> 0.5)
+    securerandom (0.4.1)
+    stringio (3.1.5)
+    thor (1.4.0)
+    timeout (0.4.3)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
+    useragent (0.16.11)
+    zeitwerk (2.7.3)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  activerecord (~> 7.2.0)
+  debug
+  guardrail!
+  rack (~> 3.1.16)
+  railties (~> 7.2.0)
+
+BUNDLED WITH
+   2.4.19
diff --git a/Gemfile.lock b/Gemfile.lock
index bb07067..3dc6dda 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,36 +2,35 @@ PATH
   remote: .
   specs:
     guardrail (3.0.4)
-      activerecord (>= 6.1, < 8.0)
-      railties (>= 6.1, < 8.0)
+      activerecord (>= 6.1, < 8.1)
+      railties (>= 6.1, < 8.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actionpack (7.2.2.1)
-      actionview (= 7.2.2.1)
-      activesupport (= 7.2.2.1)
+    actionpack (8.0.2.1)
+      actionview (= 8.0.2.1)
+      activesupport (= 8.0.2.1)
       nokogiri (>= 1.8.5)
-      racc
-      rack (>= 2.2.4, < 3.2)
+      rack (>= 2.2.4)
       rack-session (>= 1.0.1)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
       useragent (~> 0.16)
-    actionview (7.2.2.1)
-      activesupport (= 7.2.2.1)
+    actionview (8.0.2.1)
+      activesupport (= 8.0.2.1)
       builder (~> 3.1)
       erubi (~> 1.11)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    activemodel (7.2.2.1)
-      activesupport (= 7.2.2.1)
-    activerecord (7.2.2.1)
-      activemodel (= 7.2.2.1)
-      activesupport (= 7.2.2.1)
+    activemodel (8.0.2.1)
+      activesupport (= 8.0.2.1)
+    activerecord (8.0.2.1)
+      activemodel (= 8.0.2.1)
+      activesupport (= 8.0.2.1)
       timeout (>= 0.4.0)
-    activesupport (7.2.2.1)
+    activesupport (8.0.2.1)
       base64
       benchmark (>= 0.3)
       bigdecimal
@@ -43,18 +42,19 @@ GEM
       minitest (>= 5.1)
       securerandom (>= 0.3)
       tzinfo (~> 2.0, >= 2.0.5)
-    base64 (0.2.0)
-    benchmark (0.4.0)
-    bigdecimal (3.1.9)
+      uri (>= 0.13.1)
+    base64 (0.3.0)
+    benchmark (0.4.1)
+    bigdecimal (3.2.2)
     builder (3.3.0)
     concurrent-ruby (1.3.5)
-    connection_pool (2.5.0)
+    connection_pool (2.5.3)
     crass (1.0.6)
     date (3.4.1)
     debug (1.10.0)
       irb (~> 1.10)
       reline (>= 0.3.8)
-    drb (2.2.1)
+    drb (2.2.3)
     erubi (1.13.1)
     i18n (1.14.7)
       concurrent-ruby (~> 1.0)
@@ -63,13 +63,13 @@ GEM
       pp (>= 0.6.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
-    logger (1.6.6)
-    loofah (2.24.0)
+    logger (1.7.0)
+    loofah (2.24.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
-    mini_portile2 (2.8.8)
-    minitest (5.25.4)
-    nokogiri (1.18.3)
+    mini_portile2 (2.8.9)
+    minitest (5.25.5)
+    nokogiri (1.18.9)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     pp (0.6.2)
@@ -79,51 +79,53 @@ GEM
       date
       stringio
     racc (1.8.1)
-    rack (3.1.10)
-    rack-session (2.1.0)
+    rack (3.2.0)
+    rack-session (2.1.1)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)
     rack-test (2.2.0)
       rack (>= 1.3)
     rackup (2.2.1)
       rack (>= 3)
-    rails-dom-testing (2.2.0)
+    rails-dom-testing (2.3.0)
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.6.2)
       loofah (~> 2.21)
       nokogiri (>= 1.15.7, != 1.16.7, != 1.16.6, != 1.16.5, != 1.16.4, != 1.16.3, != 1.16.2, != 1.16.1, != 1.16.0.rc1, != 1.16.0)
-    railties (7.2.2.1)
-      actionpack (= 7.2.2.1)
-      activesupport (= 7.2.2.1)
+    railties (8.0.2.1)
+      actionpack (= 8.0.2.1)
+      activesupport (= 8.0.2.1)
       irb (~> 1.13)
       rackup (>= 1.0.0)
       rake (>= 12.2)
       thor (~> 1.0, >= 1.2.2)
       zeitwerk (~> 2.6)
-    rake (13.2.1)
+    rake (13.3.0)
     rdoc (6.12.0)
       psych (>= 4.0.0)
     reline (0.6.0)
       io-console (~> 0.5)
     securerandom (0.4.1)
     stringio (3.1.5)
-    thor (1.3.2)
+    thor (1.4.0)
     timeout (0.4.3)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
+    uri (1.0.3)
     useragent (0.16.11)
-    zeitwerk (2.6.18)
+    zeitwerk (2.7.3)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  activerecord (~> 7.2.0)
+  activerecord (~> 8.0.0)
   debug
   guardrail!
-  railties (~> 7.2.0)
+  rack (~> 3.2)
+  railties (~> 8.0.0)
 
 BUNDLED WITH
    2.4.19
diff --git a/guardrail.gemspec b/guardrail.gemspec
index b78bb73..02c9304 100644
--- a/guardrail.gemspec
+++ b/guardrail.gemspec
@@ -17,10 +17,10 @@ Gem::Specification.new do |s|
   s.files = Dir["lib/**/*"] + ["LICENSE", "README.md"]
   s.test_files = Dir["spec/**/*"]
 
-  s.required_ruby_version = '>= 3.1'
+  s.required_ruby_version = '>= 3.2'
 
-  s.add_dependency "activerecord", ">= 6.1", "< 8.0"
-  s.add_dependency "railties", ">= 6.1", "< 8.0"
+  s.add_dependency "activerecord", ">= 6.1", "< 8.1"
+  s.add_dependency "railties", ">= 6.1", "< 8.1"
 
   s.add_development_dependency "debug"
 end