diff --git a/build/vanagon/components/rubygem-puma.rb b/build/vanagon/components/rubygem-puma.rb
index 38dbe3d..ac94b73 100644
--- a/build/vanagon/components/rubygem-puma.rb
+++ b/build/vanagon/components/rubygem-puma.rb
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
 component 'rubygem-puma' do |pkg, _settings, _platform|
-  pkg.version '4.3.3'
+  pkg.version '4.3.5'
   instance_eval File.read('build/vanagon/components/_base-rubygem.rb')
 end