diff --git a/Gemfile b/Gemfile
index fb033a0c2e..5b90df8938 100644
--- a/Gemfile
+++ b/Gemfile
@@ -35,7 +35,7 @@ gem "pdf-forms" # filling in fund request PDFs with user input
 gem "rexml" # pdf-forms needs this to deploy to heroku apparently
 gem "pg" # Use postgresql as the database for Active Record
 gem "pretender"
-gem "puma", "6.3.1" # 6.2.2 fails to install on m1 # Use Puma as the app server
+gem "puma", "6.4.0" # 6.2.2 fails to install on m1 # Use Puma as the app server
 gem "pundit" # for authorization management - based on user.role field
 gem "rack-attack" # for blocking & throttling abusive requests
 gem "request_store"
diff --git a/Gemfile.lock b/Gemfile.lock
index 6c3ce108a1..4c6ca738ad 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -318,7 +318,7 @@ GEM
       byebug (~> 11.0)
       pry (>= 0.13, < 0.15)
     public_suffix (5.0.3)
-    puma (6.3.1)
+    puma (6.4.0)
       nio4r (~> 2.0)
     pundit (2.3.1)
       activesupport (>= 3.0.0)
@@ -534,7 +534,7 @@ DEPENDENCIES
   pretender
   pry
   pry-byebug
-  puma (= 6.3.1)
+  puma (= 6.4.0)
   pundit
   rack-attack
   rails (~> 7.0.8)