diff --git a/Gemfile b/Gemfile
index d64b057..892f3c9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ ruby '~> 2.7'
 gem 'bootsnap', '>= 1.4.2', require: false
 gem 'devise-jwt'
 gem 'pg'
-gem 'puma', '~> 5.4'
+gem 'puma', '~> 6.0'
 gem 'rails', '~> 6.1.4'
 gem 'sentry-raven'
 gem 'happypdf_renderer', github: 'railslove/happypdf_renderer'
diff --git a/Gemfile.lock b/Gemfile.lock
index 253282a..506b4ea 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -259,7 +259,7 @@ GEM
       thor
       thread_safe
     public_suffix (4.0.6)
-    puma (5.4.0)
+    puma (6.0.2)
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.5.2)
@@ -439,7 +439,7 @@ DEPENDENCIES
   pg
   premailer-rails
   protobuf
-  puma (~> 5.4)
+  puma (~> 6.0)
   rack-cors
   rails (~> 6.1.4)
   rails_admin