diff --git a/Gemfile b/Gemfile
index 37400dc..ca41864 100644
--- a/Gemfile
+++ b/Gemfile
@@ -17,7 +17,7 @@ gem 'pundit'
 #Use bootstrap-form to generate forms
 gem 'bootstrap_form'
 # Use Puma as the app server
-gem 'puma', '~> 3.11'
+gem 'puma', '~> 3.12'
 # Use SCSS for stylesheets
 gem 'sass-rails', '~> 5.0'
 # Use Uglifier as compressor for JavaScript assets
diff --git a/Gemfile.lock b/Gemfile.lock
index f53922b..f2468cd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -160,7 +160,7 @@ GEM
     pg (0.18.1)
     popper_js (1.16.0)
     public_suffix (4.0.3)
-    puma (3.12.2)
+    puma (3.12.4)
     pundit (2.1.0)
       activesupport (>= 3.0.0)
     rack (2.1.1)
@@ -315,7 +315,7 @@ DEPENDENCIES
   jquery-rails
   listen (>= 3.0.5, < 3.2)
   pg (= 0.18.1)
-  puma (~> 3.11)
+  puma (~> 3.12)
   pundit
   rails (~> 5.2.4, >= 5.2.4.1)
   rails-controller-testing