diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 7458c30..30bae1a 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -15,28 +15,9 @@ jobs:
       fail-fast: false
       matrix:
         ruby-version:
-          - 3.0
-          - 3.1
-          - 3.2
-        active-record-version:
-          - 6.1.0
-          - 7.0.0
-          - 7.1.0
-        exclude:
-          - ruby-version: 3.2
-            active-record-version: 6.0.0
-          - ruby-version: 3.2
-            active-record-version: 6.1.0
-          - ruby-version: 3.2
-            active-record-version: 7.0.0
-          - ruby-version: 3.1
-            active-record-version: 6.0.0
-          - ruby-version: 3.1
-            active-record-version: 6.1.0
-          - ruby-version: 3.0
-            active-record-version: 6.0.0
-    env:
-      ACTIVE_RECORD_VERSION: "${{ matrix.active-record-version }}"
+          - "3.0"
+          - "3.1"
+          - "3.2"
     steps:
       - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
@@ -44,4 +25,6 @@ jobs:
           ruby-version: "${{ matrix.ruby-version }}"
           bundler-cache: true
       - name: Run tests
-        run: bundle exec rspec --format documentation
+        run: |
+          bundle exec appraisal install
+          bundle exec appraisal rspec --format documentation
diff --git a/.gitignore b/.gitignore
index d82e0c1..7eef89c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,9 @@ build/
 
 Gemfile.lock
 
+# Do not copy generated appraisal Gemfiles
+gemfiles/*
+
 # for a library or gem, you might want to ignore these files since the code is
 # intended to run in multiple environments; otherwise, check them in:
 # Gemfile.lock
diff --git a/Appraisals b/Appraisals
new file mode 100644
index 0000000..7a82df6
--- /dev/null
+++ b/Appraisals
@@ -0,0 +1,14 @@
+appraise "activerecord-6.1" do
+  gem "activerecord", "~> 6.1.0"
+  gem "concurrent-ruby", "1.3.4"
+end
+
+appraise "activerecord-7.0" do
+  gem "activerecord", "~> 7.0.0"
+  gem "concurrent-ruby", "1.3.4"
+end
+
+appraise "activerecord-7.1" do
+  gem "activerecord", "~> 7.1.0"
+  gem "concurrent-ruby"
+end
diff --git a/Gemfile b/Gemfile
index 41793ee..eff579c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -15,3 +15,7 @@ else
 end
 
 gem "activerecord", ar
+
+group :development, :test do
+  gem "appraisal", "2.5.0"
+end
diff --git a/dev.yml b/dev.yml
index 06b7282..60bfd8d 100644
--- a/dev.yml
+++ b/dev.yml
@@ -8,4 +8,4 @@ setup:
 commands:
   test:
     summary: Run the project's specs
-    command: bundle exec rspec spec/
+    command: bundle exec appraisal rspec spec/
diff --git a/lib/inheritance_integer_type/version.rb b/lib/inheritance_integer_type/version.rb
index 17d494e..afb9255 100644
--- a/lib/inheritance_integer_type/version.rb
+++ b/lib/inheritance_integer_type/version.rb
@@ -1,3 +1,3 @@
 module InheritanceIntegerType
-  VERSION = "0.2.0"
+  VERSION = "0.2.1"
 end