diff --git a/.rubocop.yml b/.rubocop.yml
index f34db8d..2639587 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -5,7 +5,7 @@ require:
   - rubocop-rake
 
 AllCops:
-  TargetRubyVersion: 3.2
+  TargetRubyVersion: 3.3
   DisplayCopNames: true
   NewCops: enable
 
diff --git a/Gemfile b/Gemfile
index d3b131c..c787375 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ source 'https://rubygems.org'
 gemspec
 
 group :development do
-  gem 'bundler',             '~> 2.4'
+  gem 'bundler',             '~> 2.5'
   gem 'pry',                 '~> 0.14'
   gem 'rake',                '~> 13.2'
   gem 'rubocop',             '~> 1.67'
diff --git a/repubmark.gemspec b/repubmark.gemspec
index da87d41..ee763a7 100644
--- a/repubmark.gemspec
+++ b/repubmark.gemspec
@@ -14,7 +14,7 @@ Gem::Specification.new do |spec|
   spec.license  = 'MIT'
   spec.homepage = home
 
-  spec.required_ruby_version = '~> 3.2'
+  spec.required_ruby_version = '~> 3.3'
 
   spec.authors = ['Alex Kotov']
   spec.email   = [mail]