diff --git a/Gemfile b/Gemfile
index d2fae1d..01be967 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,7 +8,7 @@ gem 'rails', '~> 6.0.0'
 # Use postgresql as the database for Active Record
 gem 'pg', '>= 0.18', '< 2.0'
 # 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 0267498..7624608 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -201,7 +201,7 @@ GEM
     pry-rails (0.3.9)
       pry (>= 0.10.4)
     public_suffix (4.0.2)
-    puma (3.12.2)
+    puma (3.12.4)
     rack (2.0.8)
     rack-cors (1.1.1)
       rack (>= 2.0.0)
@@ -349,7 +349,7 @@ DEPENDENCIES
   omniauth-github
   pg (>= 0.18, < 2.0)
   pry-rails
-  puma (~> 3.11)
+  puma (~> 3.12)
   rack-cors
   rails (~> 6.0.0)
   rails-controller-testing