diff --git a/Gemfile b/Gemfile
index c61dbd3..63e0dfc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -15,7 +15,7 @@ gem "sprockets-rails"
 gem "pg", "~> 1.1"
 
 # Use the Puma web server [https://github.com/puma/puma]
-gem "puma", "~> 5.0"
+gem "puma", "~> 5.6"
 
 # Use JavaScript with ESM import maps [https://github.com/rails/importmap-rails]
 gem "importmap-rails"
diff --git a/Gemfile.lock b/Gemfile.lock
index 007eb9a..e0e60ba 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -164,7 +164,7 @@ GEM
       racc
     pg (1.5.3)
     public_suffix (5.0.1)
-    puma (5.6.5)
+    puma (5.6.7)
       nio4r (~> 2.0)
     racc (1.6.2)
     rack (2.2.7)
@@ -328,7 +328,7 @@ DEPENDENCIES
   importmap-rails
   jbuilder
   pg (~> 1.1)
-  puma (~> 5.0)
+  puma (~> 5.6)
   rails (~> 7.0.4, >= 7.0.4.3)
   rails_best_practices
   redis (~> 4.0)