diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 59c01fe2..1bdc783e 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -33,7 +33,7 @@ jobs:
     - uses: actions/checkout@v4
     - uses: ruby/setup-ruby@v1
       with:
-        ruby-version: '3.1'
+        ruby-version: '3.4'
         bundler-cache: true
     - run: bundle exec standardrb
   test:
@@ -42,8 +42,8 @@ jobs:
       - lint
     strategy:
       matrix:
-        rails: ['6.1', '7.0', '7.1']
-        ruby: ['3.1', '3.2', '3.3']
+        rails: ['7.2', '8.0', '8.1']
+        ruby: ['3.2', '3.3', '3.4', '4.0']
     runs-on: ubuntu-latest
     env:
       RAILS_VERSION: ${{ matrix.rails }}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e624ca6..7655099c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [UNRELEASED]
+### Changed
+- Updated CI test matrix to support Rails 7.2, 8.0, 8.1 and Ruby 3.2, 3.3, 3.4, 4.0 by [@nehresma](https://github.com/nehresma) and [@pacso](https://github.com/pacso)
+
+
 ## [0.17.0] - 2024-07-18
 ### Added
 - Indonesian translations. ([#505](https://github.com/seejohnrun/ice_cube/pull/505)) by [@achmiral](https://github.com/achmiral)
diff --git a/ice_cube.gemspec b/ice_cube.gemspec
index a2016902..4209f784 100644
--- a/ice_cube.gemspec
+++ b/ice_cube.gemspec
@@ -22,4 +22,5 @@ Gem::Specification.new do |s|
   s.add_development_dependency("rake")
   s.add_development_dependency("rspec", "> 3")
   s.add_development_dependency("standard")
+  s.add_development_dependency("benchmark")
 end
diff --git a/lib/ice_cube/rule.rb b/lib/ice_cube/rule.rb
index 30689267..6c4c96ef 100644
--- a/lib/ice_cube/rule.rb
+++ b/lib/ice_cube/rule.rb
@@ -36,8 +36,8 @@ def self.from_ical(ical)
     end
 
     # Yaml implementation
-    def to_yaml(*args)
-      YAML.dump(to_hash, *args)
+    def to_yaml(*)
+      YAML.dump(to_hash, *)
     end
 
     # From yaml
diff --git a/lib/ice_cube/validations/day.rb b/lib/ice_cube/validations/day.rb
index c99ada7e..a572ea61 100644
--- a/lib/ice_cube/validations/day.rb
+++ b/lib/ice_cube/validations/day.rb
@@ -61,7 +61,7 @@ def build_ical(builder)
         elsif validation_days == (1..5).to_a
           IceCube::I18n.t("ice_cube.on_weekdays")
         else
-          day_names = ->(d) { (IceCube::I18n.t("ice_cube.days_on")[d]).to_s }
+          day_names = ->(d) { IceCube::I18n.t("ice_cube.days_on")[d].to_s }
           segments = validation_days.map(&day_names)
           IceCube::I18n.t("ice_cube.on_days", days: StringBuilder.sentence(segments))
         end
diff --git a/spec/examples/ice_cube_spec.rb b/spec/examples/ice_cube_spec.rb
index d925f63d..bdaf6995 100644
--- a/spec/examples/ice_cube_spec.rb
+++ b/spec/examples/ice_cube_spec.rb
@@ -485,8 +485,8 @@
     end_time = DAY + IceCube::ONE_DAY * 2
     schedule = IceCube::Schedule.new(start_time, duration: 20)
     schedule.add_recurrence_rule IceCube::Rule.daily.until(end_time)
-    expect(schedule.occurring_at?((DAY + 2 * IceCube::ONE_DAY + 10))).to be_truthy # in range
-    expect(schedule.occurring_at?((DAY + 4 * IceCube::ONE_DAY + 10))).to be_falsey # out of range
+    expect(schedule.occurring_at?(DAY + 2 * IceCube::ONE_DAY + 10)).to be_truthy # in range
+    expect(schedule.occurring_at?(DAY + 4 * IceCube::ONE_DAY + 10)).to be_falsey # out of range
   end
 
   it "should not create an infinite loop crossing over february - github issue 6" do