diff --git a/Gemfile b/Gemfile
index 7b6b9c2a6d2e7..1fb326b170f79 100644
--- a/Gemfile
+++ b/Gemfile
@@ -271,7 +271,7 @@ gem 'rack', '~> 2.2.9' # rubocop:todo Gemfile/MissingFeatureCategory
 gem 'rack-timeout', '~> 0.7.0', require: 'rack/timeout/base' # rubocop:todo Gemfile/MissingFeatureCategory
 
 group :puma do
-  gem 'puma', '= 6.4.0', require: false, feature_category: :shared
+  gem 'puma', '= 6.4.3', require: false, feature_category: :shared
   gem 'sd_notify', '~> 0.1.0', require: false # rubocop:todo Gemfile/MissingFeatureCategory
 end