diff --git a/Gemfile b/Gemfile
index b1e74a4..96dfe6c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,7 +13,7 @@ gem "propshaft"
 gem "pg", "~> 1.1"
 
 # Use the Puma web server [https://github.com/puma/puma]
-gem "puma", "~> 5.0"
+gem "puma", "~> 6.3"
 
 # Bundle and transpile JavaScript [https://github.com/rails/jsbundling-rails]
 gem "jsbundling-rails"
diff --git a/Gemfile.lock b/Gemfile.lock
index 0ca1eed..ae3ecd3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -164,7 +164,7 @@ GEM
       rack
       railties (>= 7.0.0)
     public_suffix (5.0.3)
-    puma (5.6.6)
+    puma (6.3.1)
       nio4r (~> 2.0)
     racc (1.7.1)
     rack (2.2.8)
@@ -309,7 +309,7 @@ DEPENDENCIES
   jsbundling-rails
   pg (~> 1.1)
   propshaft
-  puma (~> 5.0)
+  puma (~> 6.3)
   rails (~> 7.0.6)
   rspec
   rspec-rails