diff --git a/Gemfile b/Gemfile
index 5692145..82fd683 100644
--- a/Gemfile
+++ b/Gemfile
@@ -16,7 +16,7 @@ gem 'rails', '~> 6.1'
 gem 'bootsnap', '~> 1.10', require: false
 
 # Use Puma as the app server
-gem 'puma', '~> 5.6'
+gem 'puma', '~> 6.4'
 
 # Use Capistrano for deployment
 # gem 'capistrano-rails', group: :development
diff --git a/Gemfile.lock b/Gemfile.lock
index f4da933..5c848a9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -151,7 +151,7 @@ GEM
     mini_portile2 (2.7.1)
     minitest (5.15.0)
     msgpack (1.4.4)
-    nio4r (2.5.8)
+    nio4r (2.5.9)
     nokogiri (1.13.1)
       mini_portile2 (~> 2.7.0)
       racc (~> 1.4)
@@ -166,7 +166,7 @@ GEM
       ast (~> 2.4.1)
     pg (1.3.3)
     public_suffix (4.0.6)
-    puma (5.6.1)
+    puma (6.4.0)
       nio4r (~> 2.0)
     racc (1.6.0)
     rack (2.2.3)
@@ -352,7 +352,7 @@ DEPENDENCIES
   nullalign
   overcommit
   pg (>= 0.18, < 2.0)
-  puma (~> 5.6)
+  puma (~> 6.4)
   rails (~> 6.1)
   rails_best_practices
   reek