diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 2c50b2b..d9a4b5c 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -34,6 +34,7 @@ jobs:
           - gemfiles/activejob_7.0.x.gemfile
           - gemfiles/activejob_7.1.x.gemfile
           - gemfiles/activejob_7.2.x.gemfile
+          - gemfiles/activejob_8.0.x.gemfile
           - gemfiles/sidekiq_4.x.gemfile
           - gemfiles/sidekiq_5.x.gemfile
           - gemfiles/sidekiq_6.x.gemfile
@@ -45,6 +46,8 @@ jobs:
             gemfile: gemfiles/activejob_7.1.x.gemfile
           - ruby: 2.5.9
             gemfile: gemfiles/activejob_7.2.x.gemfile
+          - ruby: 2.5.9
+            gemfile: gemfiles/activejob_8.0.x.gemfile
           - ruby: 2.5.9
             gemfile: gemfiles/sidekiq_6.x.gemfile
           - ruby: 2.5.9
@@ -55,6 +58,8 @@ jobs:
             gemfile: gemfiles/activejob_7.1.x.gemfile
           - ruby: 2.6.10
             gemfile: gemfiles/activejob_7.2.x.gemfile
+          - ruby: 2.6.10
+            gemfile: gemfiles/activejob_8.0.x.gemfile
           - ruby: 2.6.10
             gemfile: gemfiles/sidekiq_6.x.gemfile
           - ruby: 2.6.10
@@ -63,6 +68,8 @@ jobs:
             gemfile: gemfiles/activejob_4.2.x.gemfile
           - ruby: 2.7.7
             gemfile: gemfiles/activejob_7.2.x.gemfile
+          - ruby: 2.7.7
+            gemfile: gemfiles/activejob_8.0.x.gemfile
           - ruby: 2.7.7
             gemfile: gemfiles/sidekiq_4.x.gemfile
           - ruby: 3.0.5
@@ -71,6 +78,8 @@ jobs:
             gemfile: gemfiles/activejob_5.2.x.gemfile
           - ruby: 3.0.5
             gemfile: gemfiles/activejob_7.2.x.gemfile
+          - ruby: 3.0.5
+            gemfile: gemfiles/activejob_8.0.x.gemfile
           - ruby: 3.0.5
             gemfile: gemfiles/sidekiq_4.x.gemfile
           - ruby: 3.0.5
@@ -81,6 +90,8 @@ jobs:
             gemfile: gemfiles/activejob_5.2.x.gemfile
           - ruby: 3.1.3
             gemfile: gemfiles/activejob_6.0.x.gemfile
+          - ruby: 3.1.3
+            gemfile: gemfiles/activejob_8.0.x.gemfile
           - ruby: 3.1.3
             gemfile: gemfiles/sidekiq_4.x.gemfile
           - ruby: 3.1.3
diff --git a/Appraisals b/Appraisals
index e75f051..da90931 100644
--- a/Appraisals
+++ b/Appraisals
@@ -28,6 +28,10 @@ appraise 'activejob-7.2.x' do
   gem 'activejob', '~> 7.2'
 end
 
+appraise 'activejob-8.0.x' do
+  gem 'activejob', '>= 8.0.0.rc1', '< 8.1'
+end
+
 appraise 'sidekiq-4.x' do
   gem 'sidekiq', '~> 4.2'
   gem 'activejob', '~> 5.2'
diff --git a/activejob-uniqueness.gemspec b/activejob-uniqueness.gemspec
index 82c251c..6e1c35a 100644
--- a/activejob-uniqueness.gemspec
+++ b/activejob-uniqueness.gemspec
@@ -28,7 +28,7 @@ Gem::Specification.new do |spec|
 
   spec.required_ruby_version = '>= 2.5'
 
-  spec.add_dependency 'activejob', '>= 4.2', '< 7.3'
+  spec.add_dependency 'activejob', '>= 4.2', '< 8.1'
   spec.add_dependency 'redlock', '>= 2.0', '< 3'
 
   spec.add_development_dependency 'appraisal', '~> 2.3.0'
diff --git a/gemfiles/.bundle/config b/gemfiles/.bundle/config
index 52fcb14..8db4777 100644
--- a/gemfiles/.bundle/config
+++ b/gemfiles/.bundle/config
@@ -1,3 +1,3 @@
 ---
-BUNDLE_RETRY: "3"
+BUNDLE_RETRY: "1"
 BUNDLE_JOBS: "3"
diff --git a/gemfiles/activejob_8.0.x.gemfile b/gemfiles/activejob_8.0.x.gemfile
new file mode 100644
index 0000000..42b4fb6
--- /dev/null
+++ b/gemfiles/activejob_8.0.x.gemfile
@@ -0,0 +1,7 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "activejob", ">= 8.0.0.rc1", "< 8.1"
+
+gemspec path: "../"