diff --git a/Gemfile b/Gemfile
index f9af30229..77338cea0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -15,7 +15,7 @@ gem "responders", "3.1.1"
 
 # Appserver
 
-gem "puma", "6.3.0", require: false
+gem "puma", "6.4.2", require: false
 
 # Federation
 
diff --git a/Gemfile.lock b/Gemfile.lock
index d4924f796..4b8b59826 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -522,7 +522,7 @@ GEM
       byebug (~> 11.0)
       pry (>= 0.13, < 0.15)
     public_suffix (5.0.1)
-    puma (6.3.0)
+    puma (6.4.2)
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.8.0)
@@ -858,7 +858,7 @@ DEPENDENCIES
   pronto-scss (= 0.11.0)
   pry
   pry-byebug
-  puma (= 6.3.0)
+  puma (= 6.4.2)
   rack-cors (= 2.0.1)
   rack-google-analytics (= 1.2.0)
   rack-piwik (= 0.3.0)