diff --git a/.rubocop.yml b/.rubocop.yml
index d7125963f..421139707 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -6,7 +6,7 @@ require:
 
 AllCops:
   DisplayCopNames: true
-  TargetRubyVersion: 2.5
+  TargetRubyVersion: 2.6
   NewCops: disable
   Exclude:
     - 'vendor/**/*'
diff --git a/rubocop-rspec.gemspec b/rubocop-rspec.gemspec
index e8de93930..174819130 100644
--- a/rubocop-rspec.gemspec
+++ b/rubocop-rspec.gemspec
@@ -21,7 +21,7 @@ Gem::Specification.new do |spec|
 
   spec.version = RuboCop::RSpec::Version::STRING
   spec.platform = Gem::Platform::RUBY
-  spec.required_ruby_version = '>= 2.5.0'
+  spec.required_ruby_version = '>= 2.6.0'
 
   spec.require_paths = ['lib']
   spec.files = Dir[