diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8112f204..fe22b917 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,12 +9,8 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-20.04] # macos-latest
-        ruby-version: [2.6, 2.7, 3.0, 3.1, 3.2, jruby-9.3, jruby-9.4, truffleruby]
+        ruby-version: [3.0, 3.1, 3.2, jruby-9.3, jruby-9.4, truffleruby]
         include:
-          - os: macos-latest
-            ruby-version: 2.6
-          - os: macos-latest
-            ruby-version: 2.7
           - os: macos-latest
             ruby-version: 3.0
           - os: macos-latest
diff --git a/.rubocop.yml b/.rubocop.yml
index 2adc19e6..c0296bdf 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -6,7 +6,7 @@ require:
   - rubocop-rake
 
 AllCops:
-  TargetRubyVersion: 2.6
+  TargetRubyVersion: 3.0
   NewCops: enable
   Include:
     - 'lib/**/*'
diff --git a/README.md b/README.md
index 0481a623..ec714d51 100644
--- a/README.md
+++ b/README.md
@@ -20,8 +20,6 @@ We created a demo project for Rails 4 that uses the latest version of this libra
 
 ### Supported Ruby Versions
 
-* 2.6
-* 2.7
 * 3.0
 * 3.1
 * 3.2
diff --git a/ruby-saml.gemspec b/ruby-saml.gemspec
index f7460fc4..5383b56d 100644
--- a/ruby-saml.gemspec
+++ b/ruby-saml.gemspec
@@ -20,7 +20,7 @@ Gem::Specification.new do |s|
   s.rdoc_options = ["--charset=UTF-8"]
   s.require_paths = ["lib"]
   s.rubygems_version = %q{1.3.7}
-  s.required_ruby_version = '>= 2.6.0'
+  s.required_ruby_version = '>= 3.0'
   s.summary = %q{SAML Ruby Tookit}
 
   s.add_dependency('nokogiri', '>= 1.13.10')