diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 90493c5..95248b6 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -41,6 +41,7 @@ jobs:
         - gemfiles/rails_6_1.gemfile
         - gemfiles/rails_7_0.gemfile
         - gemfiles/rails_7_1.gemfile
+        - gemfiles/rails_7_2.gemfile
         - Gemfile
         - gemfiles/rails_head.gemfile
         exclude:
@@ -58,6 +59,8 @@ jobs:
           gemfile: gemfiles/rails_7_0.gemfile
         - ruby: "2.1"
           gemfile: gemfiles/rails_7_1.gemfile
+        - ruby: "2.1"
+          gemfile: gemfiles/rails_7_2.gemfile
         - ruby: "2.1"
           gemfile: Gemfile
         - ruby: "2.1"
@@ -70,6 +73,8 @@ jobs:
           gemfile: gemfiles/rails_7_0.gemfile
         - ruby: "2.2"
           gemfile: gemfiles/rails_7_1.gemfile
+        - ruby: "2.2"
+          gemfile: gemfiles/rails_7_2.gemfile
         - ruby: "2.2"
           gemfile: Gemfile
         - ruby: "2.2"
@@ -82,6 +87,8 @@ jobs:
           gemfile: gemfiles/rails_7_0.gemfile
         - ruby: "2.3"
           gemfile: gemfiles/rails_7_1.gemfile
+        - ruby: "2.3"
+          gemfile: gemfiles/rails_7_2.gemfile
         - ruby: "2.3"
           gemfile: Gemfile
         - ruby: "2.3"
@@ -94,6 +101,8 @@ jobs:
           gemfile: gemfiles/rails_7_0.gemfile
         - ruby: "2.4"
           gemfile: gemfiles/rails_7_1.gemfile
+        - ruby: "2.4"
+          gemfile: gemfiles/rails_7_2.gemfile
         - ruby: "2.4"
           gemfile: Gemfile
         - ruby: "2.4"
@@ -106,6 +115,8 @@ jobs:
           gemfile: gemfiles/rails_7_0.gemfile
         - ruby: "2.5"
           gemfile: gemfiles/rails_7_1.gemfile
+        - ruby: "2.5"
+          gemfile: gemfiles/rails_7_2.gemfile
         - ruby: "2.5"
           gemfile: Gemfile
         - ruby: "2.5"
@@ -118,6 +129,8 @@ jobs:
           gemfile: gemfiles/rails_7_0.gemfile
         - ruby: "2.6"
           gemfile: gemfiles/rails_7_1.gemfile
+        - ruby: "2.6"
+          gemfile: gemfiles/rails_7_2.gemfile
         - ruby: "2.6"
           gemfile: Gemfile
         - ruby: "2.6"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc1701f..4b75b78 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# ActiveAttr 0.17.1 (November 12, 2024)
+
+* ActiveAttr now supports Rails 8.0
+
 # ActiveAttr 0.17.0 (September 26, 2024)
 
 * ActiveAttr now supports Ruby 3.3
diff --git a/Gemfile b/Gemfile
index 1a2b64d..d6978c9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,9 +2,9 @@ source "https://rubygems.org"
 
 gemspec :development_group => :test
 
-gem "activemodel",   "~> 7.2.0"
-gem "activesupport", "~> 7.2.0"
-gem "actionpack",    "~> 7.2.0"
+gem "activemodel",   "~> 8.0.0"
+gem "activesupport", "~> 8.0.0"
+gem "actionpack",    "~> 8.0.0"
 gem "activemodel-serializers-xml", :group => :test
 gem "rexml", :group => :test
 gem "protected_attributes_continued", :group => :test
diff --git a/active_attr.gemspec b/active_attr.gemspec
index 50d0604..1024f23 100644
--- a/active_attr.gemspec
+++ b/active_attr.gemspec
@@ -22,9 +22,9 @@ Gem::Specification.new do |gem|
 
   gem.required_ruby_version = ">= 2.1.0"
 
-  gem.add_runtime_dependency "actionpack",    ">= 3.0.2", "< 8.0"
-  gem.add_runtime_dependency "activemodel",   ">= 3.0.2", "< 8.0"
-  gem.add_runtime_dependency "activesupport", ">= 3.0.2", "< 8.0"
+  gem.add_runtime_dependency "actionpack",    ">= 3.0.2", "< 8.1"
+  gem.add_runtime_dependency "activemodel",   ">= 3.0.2", "< 8.1"
+  gem.add_runtime_dependency "activesupport", ">= 3.0.2", "< 8.1"
 
   gem.add_development_dependency "bundler"
   gem.add_development_dependency "factory_bot",  "< 7.0"
diff --git a/gemfiles/rails_7_2.gemfile b/gemfiles/rails_7_2.gemfile
new file mode 100644
index 0000000..a3bb53b
--- /dev/null
+++ b/gemfiles/rails_7_2.gemfile
@@ -0,0 +1,10 @@
+source "https://rubygems.org"
+
+gemspec :development_group => :test, :path => ".."
+
+gem "activemodel",   "~> 7.2.0"
+gem "activesupport", "~> 7.2.0"
+gem "actionpack",    "~> 7.2.0"
+gem "activemodel-serializers-xml", :group => :test
+gem "rexml", :group => :test
+gem "protected_attributes_continued", :group => :test
diff --git a/lib/active_attr/version.rb b/lib/active_attr/version.rb
index 80beb92..b216f4c 100644
--- a/lib/active_attr/version.rb
+++ b/lib/active_attr/version.rb
@@ -1,5 +1,5 @@
 module ActiveAttr
   # Complete version string
   # @since 0.1.0
-  VERSION = "0.17.0"
+  VERSION = "0.17.1"
 end