diff --git a/voxpupuli-rubocop.gemspec b/voxpupuli-rubocop.gemspec
index b950999..3c2e9b0 100644
--- a/voxpupuli-rubocop.gemspec
+++ b/voxpupuli-rubocop.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency 'rake', '~> 13.0', '>= 13.0.6'
   s.add_runtime_dependency 'rubocop', '~> 1.62.0'
   s.add_runtime_dependency 'rubocop-minitest', '~> 0.35.0'
-  s.add_runtime_dependency 'rubocop-performance', '~> 1.20.0'
+  s.add_runtime_dependency 'rubocop-performance', '>= 1.20', '< 1.22'
   s.add_runtime_dependency 'rubocop-rake', '~> 0.6.0'
   s.add_runtime_dependency 'rubocop-rspec', '~> 2.26'
 end