diff --git a/Gemfile b/Gemfile
index 76396cb6..160e3aff 100644
--- a/Gemfile
+++ b/Gemfile
@@ -15,7 +15,7 @@ gem "paper_trail"
 gem "pg", "~> 1.5"
 
 # Use the Puma web server [https://github.com/puma/puma]
-gem "puma", "~> 6.3"
+gem "puma", "~> 6.4"
 
 # Used for sorting/ordering of pages object
 gem "acts_as_list"
diff --git a/Gemfile.lock b/Gemfile.lock
index 994b75e5..b158a069 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -185,7 +185,7 @@ GEM
     parser (3.1.3.0)
       ast (~> 2.4.1)
     pg (1.5.4)
-    puma (6.3.1)
+    puma (6.4.0)
       nio4r (~> 2.0)
     racc (1.7.1)
     rack (2.2.8)
@@ -315,7 +315,7 @@ DEPENDENCIES
   lograge
   paper_trail
   pg (~> 1.5)
-  puma (~> 6.3)
+  puma (~> 6.4)
   rails (~> 7.0.8)
   rspec-rails
   rubocop-govuk