diff --git a/Gemfile b/Gemfile
index 01f6729..ef3e83d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ gem 'rails', '~> 7.1'
 gem 'mysql2', '~> 0.5.3'
 
 # Use the Puma web server
-gem 'puma', '~> 7.2'
+gem 'puma', '~> 8.0'
 
 # MySQL Session store
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 57eea97..f741913 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -191,7 +191,7 @@ GEM
       timeout
     net-smtp (0.5.0)
       net-protocol
-    nio4r (2.7.3)
+    nio4r (2.7.5)
     nokogiri (1.19.7)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
@@ -209,7 +209,7 @@ GEM
       date
       stringio
     public_suffix (7.0.5)
-    puma (7.2.1)
+    puma (8.0.2)
       nio4r (~> 2.0)
     pundit (2.3.2)
       activesupport (>= 3.0.0)
@@ -344,7 +344,7 @@ DEPENDENCIES
   mysql2 (~> 0.5.3)
   nokogiri (~> 1.19.1)
   nori (~> 2.7.1)
-  puma (~> 7.2)
+  puma (~> 8.0)
   pundit (~> 2.3.2)
   rails (~> 7.1)
   recaptcha (~> 5.17.0)