diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0feb302..37224ca 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
         ruby-version: ['3.1']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
@@ -31,7 +31,7 @@ jobs:
     strategy:
       matrix:
         gemfile: ['6.1_stable', '7.0_stable', '7.1_stable']
-        ruby-version: ['3.0', '3.1', '3.2']
+        ruby-version: ['3.1', '3.2', '3.3']
     services:
       mysql:
         image: mysql:5.7
@@ -44,7 +44,7 @@ jobs:
       BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile
       ACTIVERECORD_ENCRYPTION_PASSWORD: 'password'
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
diff --git a/Appraisals b/Appraisals
index bd9efd6..c1f4199 100644
--- a/Appraisals
+++ b/Appraisals
@@ -2,12 +2,15 @@
 
 appraise '6.1-stable' do
   gem 'activerecord', '~> 6.1.0'
+  gem 'sqlite3', '~> 1.7.0'
 end
 
 appraise '7.0-stable' do
   gem 'activerecord', '~> 7.0.0'
+  gem 'sqlite3', '~> 1.7.0'
 end
 
 appraise '7.1-stable' do
   gem 'activerecord', '~> 7.1.0'
+  gem 'sqlite3', '~> 1.7.0'
 end
diff --git a/active_record_encryption.gemspec b/active_record_encryption.gemspec
index 0a65ab4..58cd7df 100644
--- a/active_record_encryption.gemspec
+++ b/active_record_encryption.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |spec|
   spec.license       = 'MIT'
 
   spec.require_paths = ['lib']
-  spec.required_ruby_version = '>= 3.0.0'
+  spec.required_ruby_version = '>= 3.1.0'
 
   spec.files = %w[
     CHANGELOG.md
diff --git a/gemfiles/6.1_stable.gemfile b/gemfiles/6.1_stable.gemfile
index 07548db..9f0d5e3 100644
--- a/gemfiles/6.1_stable.gemfile
+++ b/gemfiles/6.1_stable.gemfile
@@ -3,5 +3,6 @@
 source "https://rubygems.org"
 
 gem "activerecord", "~> 6.1.0"
+gem "sqlite3", "~> 1.7.0"
 
 gemspec path: "../"
diff --git a/gemfiles/7.0_stable.gemfile b/gemfiles/7.0_stable.gemfile
index bc1dfc9..2050b0c 100644
--- a/gemfiles/7.0_stable.gemfile
+++ b/gemfiles/7.0_stable.gemfile
@@ -3,5 +3,6 @@
 source "https://rubygems.org"
 
 gem "activerecord", "~> 7.0.0"
+gem "sqlite3", "~> 1.7.0"
 
 gemspec path: "../"
diff --git a/gemfiles/7.1_stable.gemfile b/gemfiles/7.1_stable.gemfile
index 69bc38a..d790264 100644
--- a/gemfiles/7.1_stable.gemfile
+++ b/gemfiles/7.1_stable.gemfile
@@ -3,5 +3,6 @@
 source "https://rubygems.org"
 
 gem "activerecord", "~> 7.1.0"
+gem "sqlite3", "~> 1.7.0"
 
 gemspec path: "../"