diff --git a/.github/workflows/release-rubygem.yml b/.github/workflows/release-rubygem.yml
index b12f9bff..0314b2b2 100644
--- a/.github/workflows/release-rubygem.yml
+++ b/.github/workflows/release-rubygem.yml
@@ -13,7 +13,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '3.0.2'
+          ruby-version: '3.2'
           bundler-cache: true
       - uses: cucumber/action-publish-rubygem@v1.0.0
         with:
diff --git a/.github/workflows/test-ruby.yml b/.github/workflows/test-ruby.yml
index c32ab395..eafea738 100644
--- a/.github/workflows/test-ruby.yml
+++ b/.github/workflows/test-ruby.yml
@@ -18,20 +18,17 @@ jobs:
       matrix:
         os:
           - ubuntu-latest
-        ruby: ["2.6", "2.7", "3.0", "3.1"]
+        ruby: ['2.6', '2.7', '3.0', '3.1', '3.2']
         include:
           - os: macos-latest
-            ruby: "3.1"
+            ruby: '3.2'
 
     steps:
       - uses: actions/checkout@v4
-
-      - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
+      - uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true
           working-directory: ruby
-
       - run: bundle exec rake
         working-directory: ruby
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 192b0572..8000a84c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Added
 - Added C++ implementation ([#152](https://github.com/cucumber/messages/pull/152))
 
+### Changed
+- [Ruby] Updated minimum Ruby version to 2.5 - ([#177](https://github.com/cucumber/messages/pull/177) [luke-hill](https://github.com/luke-hill))
+
 ## [22.0.0] - 2023-04-06
 ### Added
 - Added source reference to parameter type ([#45](https://github.com/cucumber/messages/pull/145))
diff --git a/ruby/.rubocop.yml b/ruby/.rubocop.yml
new file mode 100644
index 00000000..4e944341
--- /dev/null
+++ b/ruby/.rubocop.yml
@@ -0,0 +1,21 @@
+inherit_from: .rubocop_todo.yml
+
+require:
+  - rubocop-rspec
+
+AllCops:
+  TargetRubyVersion: 2.5
+  NewCops: enable
+
+Layout/LineLength:
+  Max: 200
+
+Style/Documentation:
+  Enabled: false
+
+Style/RegexpLiteral:
+  EnforcedStyle: slashes
+  AllowInnerSlashes: true
+
+RSpec/MessageSpies:
+  EnforcedStyle: receive
diff --git a/ruby/.rubocop_todo.yml b/ruby/.rubocop_todo.yml
new file mode 100644
index 00000000..cee0cf2c
--- /dev/null
+++ b/ruby/.rubocop_todo.yml
@@ -0,0 +1,397 @@
+# This configuration was generated by
+# `rubocop --auto-gen-config`
+# on 2023-10-27 15:09:45 UTC using RuboCop version 1.28.2.
+# The point is for the user to remove these configuration records
+# one by one as the offenses are removed from the code base.
+# Note that changes in the inspected code, or installation of new
+# versions of RuboCop, may require this file to be generated again.
+
+# Initial iteration: 22 files inspected, 816 offenses detected, 678 offenses auto-correctable
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: Include.
+# Include: **/*.gemspec
+Gemspec/RequireMFA:
+  Exclude:
+    - 'cucumber-messages.gemspec'
+
+# Offense count: 29
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: AllowBorderComment, AllowMarginComment.
+Layout/EmptyComment:
+  Exclude:
+    - 'lib/cucumber/messages.dtos.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+Layout/EmptyLineAfterGuardClause:
+  Exclude:
+    - 'lib/cucumber/messages/ndjson_to_message_enumerator.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+Layout/EmptyLineAfterMagicComment:
+  Exclude:
+    - 'Gemfile'
+
+# Offense count: 55
+# This cop supports safe auto-correction (--auto-correct).
+Layout/EmptyLines:
+  Exclude:
+    - 'lib/cucumber/messages.dtos.rb'
+
+# Offense count: 110
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: empty_lines, empty_lines_except_namespace, empty_lines_special, no_empty_lines, beginning_only, ending_only
+Layout/EmptyLinesAroundClassBody:
+  Exclude:
+    - 'lib/cucumber/messages.deserializers.rb'
+    - 'lib/cucumber/messages.dtos.rb'
+
+# Offense count: 6
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: empty_lines, empty_lines_except_namespace, empty_lines_special, no_empty_lines
+Layout/EmptyLinesAroundModuleBody:
+  Exclude:
+    - 'lib/cucumber/messages.deserializers.rb'
+    - 'lib/cucumber/messages.dtos.rb'
+    - 'lib/cucumber/messages/message/deserialization.rb'
+    - 'lib/cucumber/messages/message/serialization.rb'
+    - 'lib/cucumber/messages/message/utils.rb'
+
+# Offense count: 2
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: AllowForAlignment, AllowBeforeTrailingComments, ForceEqualSignAlignment.
+Layout/ExtraSpacing:
+  Exclude:
+    - 'cucumber-messages.gemspec'
+
+# Offense count: 4
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: IndentationWidth.
+# SupportedStyles: special_inside_parentheses, consistent, align_brackets
+Layout/FirstArrayElementIndentation:
+  EnforcedStyle: consistent
+
+# Offense count: 4
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: AllowMultipleStyles, EnforcedHashRocketStyle, EnforcedColonStyle, EnforcedLastArgumentHashStyle.
+# SupportedHashRocketStyles: key, separator, table
+# SupportedColonStyles: key, separator, table
+# SupportedLastArgumentHashStyles: always_inspect, always_ignore, ignore_implicit, ignore_explicit
+Layout/HashAlignment:
+  Exclude:
+    - 'cucumber-messages.gemspec'
+
+# Offense count: 4
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, AllowedPatterns, IgnoredPatterns.
+# URISchemes: http, https
+Layout/LineLength:
+  Max: 338
+
+# Offense count: 2
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: AllowForAlignment, EnforcedStyleForExponentOperator.
+# SupportedStylesForExponentOperator: space, no_space
+Layout/SpaceAroundOperators:
+  Exclude:
+    - 'cucumber-messages.gemspec'
+
+# Offense count: 2
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle, EnforcedStyleForEmptyBrackets.
+# SupportedStyles: space, no_space, compact
+# SupportedStylesForEmptyBrackets: space, no_space
+Layout/SpaceInsideArrayLiteralBrackets:
+  Exclude:
+    - 'lib/cucumber/messages/message/serialization.rb'
+
+# Offense count: 3
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle, EnforcedStyleForEmptyBraces.
+# SupportedStyles: space, no_space, compact
+# SupportedStylesForEmptyBraces: space, no_space
+Layout/SpaceInsideHashLiteralBraces:
+  Exclude:
+    - 'spec/cucumber/messages/message/serialization_spec.rb'
+
+# Offense count: 4
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: final_newline, final_blank_line
+Layout/TrailingEmptyLines:
+  Exclude:
+    - 'lib/cucumber/messages.dtos.rb'
+    - 'spec/cucumber/messages/id_generator_spec.rb'
+    - 'spec/cucumber/messages/message/dummy_messages.rb'
+    - 'spec/cucumber/messages/version_spec.rb'
+
+# Offense count: 45
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: AllowInHeredoc.
+Layout/TrailingWhitespace:
+  Exclude:
+    - 'lib/cucumber/messages.dtos.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+Lint/AmbiguousOperatorPrecedence:
+  Exclude:
+    - 'lib/cucumber/messages/time_conversion.rb'
+
+# Offense count: 1
+Lint/IneffectiveAccessModifier:
+  Exclude:
+    - 'spec/cucumber/messages/message/dummy_messages.rb'
+
+# Offense count: 57
+Lint/MissingSuper:
+  Exclude:
+    - 'lib/cucumber/messages.dtos.rb'
+    - 'spec/cucumber/messages/message/dummy_messages.rb'
+
+# Offense count: 1
+# This cop supports unsafe auto-correction (--auto-correct-all).
+Lint/NonDeterministicRequireOrder:
+  Exclude:
+    - 'Rakefile'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+Lint/ToJSON:
+  Exclude:
+    - 'lib/cucumber/messages/message/serialization.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: ContextCreatingMethods, MethodCreatingMethods.
+Lint/UselessAccessModifier:
+  Exclude:
+    - 'spec/cucumber/messages/message/dummy_messages.rb'
+
+# Offense count: 1
+Lint/UselessAssignment:
+  Exclude:
+    - 'lib/cucumber/messages/ndjson_to_message_enumerator.rb'
+
+# Offense count: 2
+# Configuration parameters: IgnoredMethods, CountRepeatedAttributes.
+Metrics/AbcSize:
+  Max: 37
+
+# Offense count: 3
+# Configuration parameters: CountComments, CountAsOne, ExcludedMethods, IgnoredMethods.
+# IgnoredMethods: refine
+Metrics/BlockLength:
+  Max: 68
+
+# Offense count: 1
+# Configuration parameters: IgnoredMethods.
+Metrics/CyclomaticComplexity:
+  Max: 8
+
+# Offense count: 7
+# Configuration parameters: CountComments, CountAsOne, ExcludedMethods, IgnoredMethods.
+Metrics/MethodLength:
+  Max: 20
+
+# Offense count: 11
+# Configuration parameters: CountKeywordArgs, MaxOptionalParameters.
+Metrics/ParameterLists:
+  Max: 17
+
+# Offense count: 1
+# Configuration parameters: MinNameLength, AllowNamesEndingInNumbers, AllowedNames, ForbiddenNames.
+# AllowedNames: at, by, db, id, in, io, ip, of, on, os, pp, to
+Naming/MethodParameterName:
+  Exclude:
+    - 'lib/cucumber/messages.dtos.rb'
+
+# Offense count: 2
+# This cop supports safe auto-correction (--auto-correct).
+RSpec/ContextMethod:
+  Exclude:
+    - 'spec/cucumber/messages/id_generator_spec.rb'
+
+# Offense count: 4
+# Configuration parameters: Prefixes.
+# Prefixes: when, with, without
+RSpec/ContextWording:
+  Exclude:
+    - 'spec/cucumber/messages/id_generator_spec.rb'
+    - 'spec/cucumber/messages/message/serialization_spec.rb'
+
+# Offense count: 3
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: SkipBlocks, EnforcedStyle.
+# SupportedStyles: described_class, explicit
+RSpec/DescribedClass:
+  Exclude:
+    - 'spec/cucumber/messages/id_generator_spec.rb'
+    - 'spec/cucumber/messages/time_conversion_spec.rb'
+
+# Offense count: 2
+# Configuration parameters: CountAsOne.
+RSpec/ExampleLength:
+  Max: 6
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: CustomTransform, IgnoredWords.
+RSpec/ExampleWording:
+  Exclude:
+    - 'spec/cucumber/messages/version_spec.rb'
+
+# Offense count: 1
+# Configuration parameters: .
+# SupportedStyles: have_received, receive
+RSpec/MessageSpies:
+  EnforcedStyle: have_received
+
+# Offense count: 1
+RSpec/MultipleDescribes:
+  Exclude:
+    - 'spec/cucumber/messages/id_generator_spec.rb'
+
+# Offense count: 4
+RSpec/MultipleExpectations:
+  Max: 3
+
+# Offense count: 34
+# Configuration parameters: IgnoreSharedExamples.
+RSpec/NamedSubject:
+  Exclude:
+    - 'spec/cucumber/messages/id_generator_spec.rb'
+    - 'spec/cucumber/messages/message/deserialization_spec.rb'
+    - 'spec/cucumber/messages/message/serialization_spec.rb'
+    - 'spec/cucumber/messages/message/utils_spec.rb'
+    - 'spec/cucumber/messages/version_spec.rb'
+
+# Offense count: 3
+RSpec/NestedGroups:
+  Max: 4
+
+# Offense count: 202
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: separated, grouped
+Style/AccessorGrouping:
+  Exclude:
+    - 'lib/cucumber/messages.dtos.rb'
+
+# Offense count: 7
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: nested, compact
+Style/ClassAndModuleChildren:
+  Exclude:
+    - 'lib/cucumber/messages.dtos.rb'
+    - 'spec/cucumber/messages/message/dummy_messages.rb'
+
+# Offense count: 1
+# This cop supports unsafe auto-correction (--auto-correct-all).
+Style/CollectionCompact:
+  Exclude:
+    - 'lib/cucumber/messages/message/serialization.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+Style/ColonMethodCall:
+  Exclude:
+    - 'spec/cucumber/messages/acceptance_spec.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+Style/ExpandPathArguments:
+  Exclude:
+    - 'Rakefile'
+
+# Offense count: 21
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: always, always_true, never
+Style/FrozenStringLiteralComment:
+  Enabled: false
+
+# Offense count: 23
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: literals, strict
+Style/MutableConstant:
+  Exclude:
+    - 'lib/cucumber/messages.dtos.rb'
+    - 'spec/cucumber/messages/message/dummy_messages.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: Strict, AllowedNumbers.
+Style/NumericLiterals:
+  MinDigits: 11
+
+# Offense count: 2
+# This cop supports safe auto-correction (--auto-correct).
+Style/PerlBackrefs:
+  Exclude:
+    - 'lib/cucumber/messages/message/utils.rb'
+
+# Offense count: 4
+# This cop supports safe auto-correction (--auto-correct).
+Style/RedundantRegexpEscape:
+  Exclude:
+    - 'spec/cucumber/messages/id_generator_spec.rb'
+
+# Offense count: 57
+# This cop supports safe auto-correction (--auto-correct).
+Style/RedundantSelf:
+  Exclude:
+    - 'lib/cucumber/messages.deserializers.rb'
+    - 'lib/cucumber/messages/message/serialization.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: implicit, explicit
+Style/RescueStandardError:
+  Exclude:
+    - 'lib/cucumber/messages/ndjson_to_message_enumerator.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: RequireEnglish.
+# SupportedStyles: use_perl_names, use_english_names, use_builtin_english_names
+Style/SpecialGlobalVars:
+  EnforcedStyle: use_perl_names
+
+# Offense count: 22
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyle, ConsistentQuotesInMultiline.
+# SupportedStyles: single_quotes, double_quotes
+Style/StringLiterals:
+  Exclude:
+    - 'Rakefile'
+    - 'cucumber-messages.gemspec'
+    - 'lib/cucumber/messages.rb'
+    - 'lib/cucumber/messages/message/utils.rb'
+    - 'spec/cucumber/messages/id_generator_spec.rb'
+    - 'spec/cucumber/messages/message/deserialization_spec.rb'
+    - 'spec/cucumber/messages/ndjson_serialization_spec.rb'
+
+# Offense count: 55
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyleForMultiline.
+# SupportedStylesForMultiline: comma, consistent_comma, no_comma
+Style/TrailingCommaInArguments:
+  Exclude:
+    - 'lib/cucumber/messages.deserializers.rb'
+
+# Offense count: 1
+# This cop supports safe auto-correction (--auto-correct).
+# Configuration parameters: EnforcedStyleForMultiline.
+# SupportedStylesForMultiline: comma, consistent_comma, no_comma
+Style/TrailingCommaInHashLiteral:
+  Exclude:
+    - 'cucumber-messages.gemspec'
diff --git a/ruby/README.md b/ruby/README.md
index 1697c08b..a97bb8c0 100644
--- a/ruby/README.md
+++ b/ruby/README.md
@@ -1,2 +1,3 @@
 # Cucumber Messages for Ruby (JSON schema)
 
+See main [README](../README.md)
diff --git a/ruby/Rakefile b/ruby/Rakefile
index 85e0fc70..bb07015f 100644
--- a/ruby/Rakefile
+++ b/ruby/Rakefile
@@ -1,4 +1,3 @@
-# encoding: utf-8
 require 'rubygems'
 require 'bundler'
 Bundler::GemHelper.install_tasks
@@ -12,14 +11,4 @@ end
 require "rspec/core/rake_task"
 RSpec::Core::RakeTask.new(:spec)
 
-require_relative 'spec/capture_warnings'
-include CaptureWarnings
-namespace :spec do
-  task :warnings do
-    report_warnings do
-      Rake::Task['spec'].invoke
-    end
-  end
-end
-
-task default: ['spec:warnings']
+task default: :spec
diff --git a/ruby/cucumber-messages.gemspec b/ruby/cucumber-messages.gemspec
index cbbe95cd..5771faed 100644
--- a/ruby/cucumber-messages.gemspec
+++ b/ruby/cucumber-messages.gemspec
@@ -1,5 +1,3 @@
-# -*- encoding: utf-8 -*-
-
 version = File.read(File.expand_path("VERSION", __dir__)).strip
 
 Gem::Specification.new do |s|
@@ -12,21 +10,23 @@ Gem::Specification.new do |s|
   s.homepage    = "https://github.com/cucumber/messages-ruby#readme"
   s.platform    = Gem::Platform::RUBY
   s.license     = "MIT"
-  s.required_ruby_version = ">= 2.3"
+  s.required_ruby_version = ">= 2.5"
+  s.required_rubygems_version = ">= 3.0.0"
 
   s.metadata    = {
-                    'bug_tracker_uri'   => 'https://github.com/cucumber/messages/issues',
-                    'changelog_uri'     => 'https://github.com/cucumber/messages/blob/main/CHANGELOG.md',
-                    'documentation_uri' => 'https://www.rubydoc.info/github/cucumber/messages',
-                    'mailing_list_uri'  => 'https://groups.google.com/forum/#!forum/cukes',
-                    'source_code_uri'   => 'https://github.com/cucumber/messages',
-                  }
+    'bug_tracker_uri'   => 'https://github.com/cucumber/messages/issues',
+    'changelog_uri'     => 'https://github.com/cucumber/messages/blob/main/CHANGELOG.md',
+    'documentation_uri' => 'https://www.rubydoc.info/github/cucumber/messages',
+    'mailing_list_uri'  => 'https://groups.google.com/forum/#!forum/cukes',
+    'source_code_uri'   => 'https://github.com/cucumber/messages',
+  }
 
-  s.add_development_dependency 'cucumber-compatibility-kit', '~> 12.0', '>= 12.0.0'
+  s.add_development_dependency 'cucumber-compatibility-kit', '~> 12.0'
   s.add_development_dependency 'rake', '~> 13.0', '>= 13.0.6'
-  s.add_development_dependency 'rspec', '~> 3.11', '>= 3.11.0'
+  s.add_development_dependency 'rspec', '~> 3.12'
+  s.add_development_dependency 'rubocop', '~> 1.28.0'
+  s.add_development_dependency 'rubocop-rspec', '~> 2.5.0'
 
-  s.rubygems_version = ">= 1.6.1"
   s.files            = Dir[
     'README.md',
     'LICENSE',
diff --git a/ruby/lib/cucumber/messages/message.rb b/ruby/lib/cucumber/messages/message.rb
index e6c1e305..cdb79382 100644
--- a/ruby/lib/cucumber/messages/message.rb
+++ b/ruby/lib/cucumber/messages/message.rb
@@ -8,4 +8,4 @@ class Message
       include Cucumber::Messages::Message::Serialization
     end
   end
-end
\ No newline at end of file
+end
diff --git a/ruby/lib/cucumber/messages/message/deserialization.rb b/ruby/lib/cucumber/messages/message/deserialization.rb
index 9b01e579..674eed34 100644
--- a/ruby/lib/cucumber/messages/message/deserialization.rb
+++ b/ruby/lib/cucumber/messages/message/deserialization.rb
@@ -36,4 +36,4 @@ def from_json(json_string)
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/ruby/lib/cucumber/messages/message/utils.rb b/ruby/lib/cucumber/messages/message/utils.rb
index 3091c2c9..17426fa0 100644
--- a/ruby/lib/cucumber/messages/message/utils.rb
+++ b/ruby/lib/cucumber/messages/message/utils.rb
@@ -43,4 +43,4 @@ def camelize(term)
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/ruby/scripts/update-gemspec b/ruby/scripts/update-gemspec
deleted file mode 100755
index d45401fd..00000000
--- a/ruby/scripts/update-gemspec
+++ /dev/null
@@ -1,32 +0,0 @@
-#!/usr/bin/env bash
-#
-# Updates the *.gemspec in the current directory to use the latest releases of gems
-#
-set -uf -o pipefail
-IFS=$'\n'
-
-gemspec=$(find . -maxdepth 1 -type f -name "*.gemspec")
-if [ "${gemspec}" = "" ]; then
-  exit 0
-fi
-add_dependency_lines=$(cat ${gemspec} | grep "s.add_[a-z_]*dependency '[^']*'")
-if [ $? -ne 0 ]; then
-  # No add_dependency_lines found - nothing to do
-  exit 0
-fi
-
-set -e
-
-gems=$(echo "${add_dependency_lines}" | tr -s ' ' | cut -d ' ' -f3 | cut -d"'" -f 2)
-while read -r gem; do
-  echo "upgrading ${gem}"
-  if [ "${gem}" = "bundler" ]; then
-    cat "${gemspec}" | sed "s/\(s.add_[a-z_]*dependency\) '${gem}'.*/\1 '${gem}', '>= 1.16.2'/" > ${gemspec}.tmp
-  else
-    gem_line=$(gem list "${gem}" --remote --all --no-prerelease | grep "^${gem}\s")
-    latest_patch_version=$(echo "${gem_line}" | cut -d'(' -f2 | cut -d')' -f1 | cut -d',' -f1 | cut -d' ' -f1)
-    latest_minor_version=$(echo "${latest_patch_version}" | cut -d. -f1,2)
-    cat "${gemspec}" | sed "s/\(s.add_[a-z_]*dependency\) '${gem}'.*/\1 '${gem}', '~> ${latest_minor_version}', '>= ${latest_patch_version}'/" > ${gemspec}.tmp
-  fi
-  mv ${gemspec}.tmp ${gemspec}
-done <<< "${gems}"
diff --git a/ruby/spec/capture_warnings.rb b/ruby/spec/capture_warnings.rb
deleted file mode 100644
index 2315009d..00000000
--- a/ruby/spec/capture_warnings.rb
+++ /dev/null
@@ -1,74 +0,0 @@
-# frozen_string_literal: true
-# With thanks to @myronmarston
-# https://github.com/vcr/vcr/blob/master/spec/capture_warnings.rb
-
-module CaptureWarnings
-  def report_warnings(&block)
-    current_dir = Dir.pwd
-    warnings, errors = capture_error(&block).partition { |line| line.include?('warning') }
-    project_warnings, other_warnings = warnings.uniq.partition { |line| line.include?(current_dir) }
-
-    if errors.any?
-      puts errors.join("\n")
-    end
-
-    if other_warnings.any?
-      puts "#{ other_warnings.count } warnings detected, set VIEW_OTHER_WARNINGS=true to see them."
-      print_warnings('other', other_warnings) if ENV['VIEW_OTHER_WARNINGS']
-    end
-
-    # Until they fix https://bugs.ruby-lang.org/issues/10661
-    if RUBY_VERSION == "2.2.0"
-      project_warnings = project_warnings.reject { |w| w =~ /warning: possible reference to past scope/ }
-    end
-
-    if project_warnings.any?
-      puts "#{ project_warnings.count } warnings detected"
-      print_warnings('cucumber-expressions', project_warnings)
-      fail "Please remove all cucumber-expressions warnings."
-    end
-
-    ensure_system_exit_if_required
-  end
-
-  def capture_error(&block)
-    old_stderr = STDERR.clone
-    pipe_r, pipe_w = IO.pipe
-    pipe_r.sync    = true
-    error          = String.new
-    reader = Thread.new do
-      begin
-        loop do
-          error << pipe_r.readpartial(1024)
-        end
-      rescue EOFError
-      end
-    end
-    STDERR.reopen(pipe_w)
-    block.call
-  ensure
-    capture_system_exit
-    STDERR.reopen(old_stderr)
-    pipe_w.close
-    reader.join
-    return error.split("\n")
-  end
-
-  def print_warnings(type, warnings)
-    puts
-    puts "-" * 30 + " #{type} warnings: " + "-" * 30
-    puts
-    puts warnings.join("\n")
-    puts
-    puts "-" * 75
-    puts
-  end
-
-  def ensure_system_exit_if_required
-    raise @system_exit if @system_exit
-  end
-
-  def capture_system_exit
-    @system_exit = $!
-  end
-end