diff --git a/Gemfile b/Gemfile
index c4041bb..af6088f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -10,7 +10,7 @@ gem 'rails', '~> 6.1.3'
 # Use sqlite3 as the database for Active Record
 # Use Puma as the app server
 gem 'pg', '~> 1.2'
-gem 'puma', '~> 5.3'
+gem 'puma', '~> 6.0'
 # Use SCSS for stylesheets
 gem 'sass-rails', '>= 6'
 # Transpile app-like JavaScript. Read more: https://github.com/rails/webpacker
diff --git a/Gemfile.lock b/Gemfile.lock
index 1456560..af9d9a0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -113,13 +113,13 @@ GEM
     mini_portile2 (2.5.3)
     minitest (5.14.4)
     msgpack (1.4.2)
-    nio4r (2.5.7)
+    nio4r (2.5.8)
     nokogiri (1.11.7)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
     pg (1.2.3)
     public_suffix (4.0.6)
-    puma (5.3.2)
+    puma (6.0.2)
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)
@@ -231,7 +231,7 @@ DEPENDENCIES
   jquery-rails
   listen (>= 3.0.5, < 3.6)
   pg (~> 1.2)
-  puma (~> 5.3)
+  puma (~> 6.0)
   rails (~> 6.1.3)
   rails-controller-testing
   sass-rails (>= 6)