diff --git a/Gemfile b/Gemfile
index cee4a54..b530892 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,7 +3,7 @@ ruby '>= 3.1'
 
 gem 'sinatra',         '~> 4.2'
 gem 'sinatra-contrib', '~> 4.2'
-gem 'puma',            '~> 6.6'
+gem 'puma',            '~> 8.0'
 gem 'rack',            '~> 3.2'
 gem 'rack-protection', '~> 4.2'
 gem 'rack-session',    '~> 2.1'
diff --git a/Gemfile.lock b/Gemfile.lock
index 9b42fbe..0046547 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -78,7 +78,7 @@ GEM
       ttfunk (~> 1.8)
     prawn-table (0.2.2)
       prawn (>= 1.3.0, < 3.0.0)
-    puma (6.6.1)
+    puma (8.0.2)
       nio4r (~> 2.0)
     rack (3.2.8)
     rack-protection (4.2.1)
@@ -146,7 +146,7 @@ DEPENDENCIES
   pg (~> 1.5)
   prawn (~> 2.5)
   prawn-table (~> 0.2)
-  puma (~> 6.6)
+  puma (~> 8.0)
   rack (~> 3.2)
   rack-protection (~> 4.2)
   rack-session (~> 2.1)