diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f1219a8..e36b420 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,7 +9,7 @@ jobs:
 
     strategy:
       matrix:
-        ruby: [2.7, '3.0', 3.1, 3.2, 3.3]
+        ruby: ['3.0', 3.1, 3.2, 3.3]
 
     steps:
     - name: Checkout code
diff --git a/cms_scanner.gemspec b/cms_scanner.gemspec
index 687f887..d45b8b5 100644
--- a/cms_scanner.gemspec
+++ b/cms_scanner.gemspec
@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.name                  = 'cms_scanner'
   s.version               = CMSScanner::VERSION
   s.platform              = Gem::Platform::RUBY
-  s.required_ruby_version = '>= 2.7'
+  s.required_ruby_version = '>= 3.0'
   s.authors               = ['WPScanTeam']
   s.email                 = ['contact@wpscan.com']
   s.summary               = 'CMS Scanner Framework (experimental)'
@@ -21,9 +21,9 @@ Gem::Specification.new do |s|
 
   s.add_dependency 'ethon', '>= 0.14', '< 0.17' # https://github.com/typhoeus/ethon/issues/185
   s.add_dependency 'get_process_mem', '~> 0.2.5'
-  s.add_dependency 'nokogiri', '>= 1.11.4', '< 1.16.0'
+  s.add_dependency 'nokogiri', '~> 1.16'
   s.add_dependency 'opt_parse_validator', '~> 1.9.5'
-  s.add_dependency 'public_suffix', '>= 4.0.3', '< 5.1.0'
+  s.add_dependency 'public_suffix', '>= 4.0.3', '< 6.1'
   s.add_dependency 'ruby-progressbar', '>= 1.10', '< 1.14'
   s.add_dependency 'typhoeus', '>= 1.3', '< 1.5'
   s.add_dependency 'xmlrpc', '~> 0.3'