diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index b593132..9e15c40 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -11,15 +11,23 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby: ['2.6', '2.7', '3.0', '3.1']
-        gemfile: ['activerecord_5.2', 'activerecord_6.0', 'activerecord_6.1', 'activerecord_7.0']
+        ruby: ['2.6', '2.7', '3.0', '3.1', '3.2', '3.3', '3.4']
+        gemfile: ['activerecord_5.2', 'activerecord_6.0', 'activerecord_6.1', 'activerecord_7.0', 'activerecord_7.1']
         exclude:
           - ruby: '2.6'
             gemfile: 'activerecord_7.0'
+          - ruby: '2.6'
+            gemfile: 'activerecord_7.1'
           - ruby: '3.0'
             gemfile: 'activerecord_5.2'
           - ruby: '3.1'
             gemfile: 'activerecord_5.2'
+          - ruby: '3.2'
+            gemfile: 'activerecord_5.2'
+          - ruby: '3.3'
+            gemfile: 'activerecord_5.2'
+          - ruby: '3.4'
+            gemfile: 'activerecord_5.2'
     env:
       BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile
 
diff --git a/Gemfile b/Gemfile
index 5617635..ae5f164 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,8 +2,4 @@ source "https://rubygems.org"
 
 # Specify your gem's dependencies in rh-activerecord-diff.gemspec
 
-gem 'rake', '~> 13.0'
-gem 'activerecord', '>= 5.2.0'
-gem 'sqlite3', '~> 1.4'
-
 gemspec
diff --git a/gemfiles/activerecord_5.2.gemfile b/gemfiles/activerecord_5.2.gemfile
index 67bc7c8..5d426e9 100644
--- a/gemfiles/activerecord_5.2.gemfile
+++ b/gemfiles/activerecord_5.2.gemfile
@@ -1,7 +1,5 @@
 source "https://rubygems.org"
 
-gem 'rake', '~> 13.0'
 gem 'activerecord', '~> 5.2.0'
-gem 'sqlite3', '~> 1.4'
 
 gemspec path: '../'
diff --git a/gemfiles/activerecord_6.0.gemfile b/gemfiles/activerecord_6.0.gemfile
index 040fe8c..c475994 100644
--- a/gemfiles/activerecord_6.0.gemfile
+++ b/gemfiles/activerecord_6.0.gemfile
@@ -1,7 +1,5 @@
 source "https://rubygems.org"
 
-gem 'rake', '~> 13.0'
 gem 'activerecord', '~> 6.0.0'
-gem 'sqlite3', '~> 1.4'
 
 gemspec path: '../'
diff --git a/gemfiles/activerecord_6.1.gemfile b/gemfiles/activerecord_6.1.gemfile
index 57635bf..7f5f2ba 100644
--- a/gemfiles/activerecord_6.1.gemfile
+++ b/gemfiles/activerecord_6.1.gemfile
@@ -1,7 +1,5 @@
 source "https://rubygems.org"
 
-gem 'rake', '~> 13.0'
 gem 'activerecord', '~> 6.1.0'
-gem 'sqlite3', '~> 1.4'
 
 gemspec path: '../'
diff --git a/gemfiles/activerecord_7.0.gemfile b/gemfiles/activerecord_7.0.gemfile
index d53ff68..052000d 100644
--- a/gemfiles/activerecord_7.0.gemfile
+++ b/gemfiles/activerecord_7.0.gemfile
@@ -1,7 +1,5 @@
 source "https://rubygems.org"
 
-gem 'rake', '~> 13.0'
 gem 'activerecord', '~> 7.0.1'
-gem 'sqlite3', '~> 1.4'
 
 gemspec path: '../'
diff --git a/gemfiles/activerecord_7.1.gemfile b/gemfiles/activerecord_7.1.gemfile
new file mode 100644
index 0000000..f6c32ac
--- /dev/null
+++ b/gemfiles/activerecord_7.1.gemfile
@@ -0,0 +1,5 @@
+source "https://rubygems.org"
+
+gem 'activerecord', '~> 7.1.0'
+
+gemspec path: '../'
diff --git a/rh-activerecord-diff.gemspec b/rh-activerecord-diff.gemspec
index ea8e101..35b4c9a 100644
--- a/rh-activerecord-diff.gemspec
+++ b/rh-activerecord-diff.gemspec
@@ -27,6 +27,11 @@ Gem::Specification.new do |spec|
   # spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency('activerecord', '< 7.1.0','>= 5.2.0')
-
+  spec.add_dependency('activerecord', '< 7.2.0','>= 5.2.0')
+  spec.add_development_dependency('concurrent-ruby', '1.3.4')
+  spec.add_development_dependency('mutex_m')
+  spec.add_development_dependency('base64')
+  spec.add_development_dependency('bigdecimal')
+  spec.add_development_dependency('rake', '~> 13.0')
+  spec.add_development_dependency('sqlite3', '~> 1.4')
 end