diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 89d3af6..78319ea 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.1
+          ruby-version: 4.0
           bundler-cache: true
       - run: bundle install
       - run: bundle exec rspec
@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.1
+          ruby-version: 4.0
           bundler-cache: true
       - run: bundle install
       - run: bundle exec rubocop
diff --git a/.rubocop.yml b/.rubocop.yml
index bcfe7df..099c0e3 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1,9 +1,10 @@
-require:
-  - rubocop-performance
-
 AllCops:
   NewCops: enable
-  TargetRubyVersion: 2.6
+  TargetRubyVersion: 4.0
+  SuggestExtensions: false
+
+plugins:
+  - rubocop-performance
 Metrics/AbcSize:
   Enabled: false
 Metrics/BlockLength:
@@ -16,3 +17,5 @@ Naming/MemoizedInstanceVariableName:
   Enabled: false
 Style/Documentation:
   Enabled: false
+Style/HashAsLastArrayItem:
+  Enabled: false
diff --git a/.ruby-version b/.ruby-version
index be94e6f..1454f6e 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.2.2
+4.0.1
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..17f7bef
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,13 @@
+# Changelog
+
+## [1.1.0] - 2026-02-11
+
+### Added
+- Added `faraday ~> 2.0` as explicit runtime dependency
+- Added `faraday-mashify ~> 1.0` as explicit runtime dependency
+- Added `require 'faraday/mashify'` to main library file
+
+### Upgrades
+- Upgraded from Ruby 3.2.2 to Ruby 4.0.1
+- Updated vertebrae dependency to >= 1.0.5
+- Updated bundler development dependency to >= 2.1 (from ~> 2.1)
\ No newline at end of file
diff --git a/Gemfile b/Gemfile
index 6d0d94f..5b7b722 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,3 +6,14 @@ git_source(:github) { |repo_name| "https://github.com/#{repo_name}" }
 
 # Specify your gem's dependencies in action_network_rest.gemspec
 gemspec
+
+group :development do
+  gem 'bundler', '>= 2.1'
+  gem 'debug', '> 0'
+  gem 'dotenv', '~> 2.7'
+  gem 'rake', '~> 13.0'
+  gem 'rspec', '~> 3.0'
+  gem 'rubocop', '> 0'
+  gem 'rubocop-performance', '> 0'
+  gem 'webmock', '~> 3.8.3'
+end
diff --git a/action_network_rest.gemspec b/action_network_rest.gemspec
index e11399d..b42fb80 100644
--- a/action_network_rest.gemspec
+++ b/action_network_rest.gemspec
@@ -21,17 +21,11 @@ Gem::Specification.new do |spec|
   end
   spec.require_paths = ['lib']
 
-  spec.required_ruby_version = '>= 2.6'
+  spec.required_ruby_version = '>= 4.0.0'
 
-  spec.add_runtime_dependency 'vertebrae', '>= 1.0.0'
+  spec.add_dependency 'faraday', '~> 2.0'
+  spec.add_dependency 'faraday-mashify', '~> 1.0'
+  spec.add_dependency 'vertebrae', '>= 1.0.5'
 
-  spec.add_development_dependency 'bundler', '~> 2.1'
-  spec.add_development_dependency 'debug', '> 0'
-  spec.add_development_dependency 'dotenv', '~> 2.7'
-  spec.add_development_dependency 'rake', '~> 13.0'
-  spec.add_development_dependency 'rspec', '~> 3.0'
-  spec.add_development_dependency 'rubocop', '> 0'
-  spec.add_development_dependency 'rubocop-performance', '> 0'
-  spec.add_development_dependency 'webmock', '~> 3.8.3'
   spec.metadata['rubygems_mfa_required'] = 'true'
 end
diff --git a/bin/rake b/bin/rake
index 9c4fca6..ed705ab 100755
--- a/bin/rake
+++ b/bin/rake
@@ -8,7 +8,6 @@
 # this file is here to facilitate running it.
 #
 
-require 'pathname'
 ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile',
                                            Pathname.new(__FILE__).realpath)
 
diff --git a/bin/rspec b/bin/rspec
index e6dd588..956b1d8 100755
--- a/bin/rspec
+++ b/bin/rspec
@@ -8,7 +8,6 @@
 # this file is here to facilitate running it.
 #
 
-require 'pathname'
 ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile',
                                            Pathname.new(__FILE__).realpath)
 
diff --git a/lib/action_network_rest.rb b/lib/action_network_rest.rb
index 309c8c9..34f508d 100644
--- a/lib/action_network_rest.rb
+++ b/lib/action_network_rest.rb
@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 require 'vertebrae'
+require 'faraday/mashify'
 
 module ActionNetworkRest
   extend Vertebrae::Base
diff --git a/lib/action_network_rest/advocacy_campaigns.rb b/lib/action_network_rest/advocacy_campaigns.rb
index 34d4aec..2f3ae6c 100644
--- a/lib/action_network_rest/advocacy_campaigns.rb
+++ b/lib/action_network_rest/advocacy_campaigns.rb
@@ -2,10 +2,6 @@
 
 module ActionNetworkRest
   class AdvocacyCampaigns < Base
-    def initialize(client:)
-      super(client: client)
-    end
-
     def base_path
       'advocacy_campaigns/'
     end
diff --git a/lib/action_network_rest/campaigns.rb b/lib/action_network_rest/campaigns.rb
index 1bd36d7..20dc28c 100644
--- a/lib/action_network_rest/campaigns.rb
+++ b/lib/action_network_rest/campaigns.rb
@@ -4,10 +4,6 @@ module ActionNetworkRest
   class Campaigns < Base
     attr_accessor :campaign_id
 
-    def initialize(client:)
-      super(client: client)
-    end
-
     def base_path
       'campaigns/'
     end
diff --git a/lib/action_network_rest/client.rb b/lib/action_network_rest/client.rb
index b243e89..265c082 100644
--- a/lib/action_network_rest/client.rb
+++ b/lib/action_network_rest/client.rb
@@ -4,9 +4,9 @@ module ActionNetworkRest
   class Client < API
     attr_accessor :api_key
 
-    def initialize(options = {}, &block)
+    def initialize(options = {}, &)
       self.api_key = options[:api_key]
-      super(options, &block)
+      super
     end
 
     def default_options
diff --git a/lib/action_network_rest/forms.rb b/lib/action_network_rest/forms.rb
index 0a1de37..80de9e5 100644
--- a/lib/action_network_rest/forms.rb
+++ b/lib/action_network_rest/forms.rb
@@ -2,10 +2,6 @@
 
 module ActionNetworkRest
   class Forms < Base
-    def initialize(client:)
-      super(client: client)
-    end
-
     def base_path
       'forms/'
     end
diff --git a/lib/action_network_rest/version.rb b/lib/action_network_rest/version.rb
index b0c4dfb..f51ed95 100644
--- a/lib/action_network_rest/version.rb
+++ b/lib/action_network_rest/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module ActionNetworkRest
-  VERSION = '1.0.1'
+  VERSION = '1.1.0'
 end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 102adb9..158d6ef 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -5,7 +5,7 @@
 require 'webmock/rspec'
 
 # Require everything in the `support` directory
-Dir[File.join(File.dirname(__FILE__), 'support', '**', '*.rb')].sort.each { |f| require f }
+Dir[File.join(File.dirname(__FILE__), 'support', '**', '*.rb')].each { |f| require f }
 
 RSpec.configure do |config|
   # Enable flags like --only-failures and --next-failure