diff --git a/Gemfile b/Gemfile
index df9706403..45daadfbc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -56,7 +56,7 @@ group :development, :test do
   gem 'pry-rails'
   gem 'pry-rescue'
   gem 'pry-stack_explorer'
-  gem 'puma', '~> 4.1'
+  gem 'puma', '~> 5.6'
 end
 
 group :development do
diff --git a/Gemfile.lock b/Gemfile.lock
index 1bb5b426d..36ea21ab3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -234,7 +234,7 @@ GEM
       binding_of_caller (~> 1.0)
       pry (~> 0.13)
     public_suffix (5.0.1)
-    puma (4.3.12)
+    puma (5.6.7)
       nio4r (~> 2.0)
     racc (1.7.1)
     rack (2.2.7)
@@ -390,7 +390,7 @@ DEPENDENCIES
   pry-rails
   pry-rescue
   pry-stack_explorer
-  puma (~> 4.1)
+  puma (~> 5.6)
   rails (~> 6.1)
   react-rails
   rubocop-rails