diff --git a/Gemfile b/Gemfile
index dde4b9b..0c783b9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ ruby "2.7.1"
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem "rails", "~> 6.0.2", ">= 6.0.2.2" # Use postgresql as the database for Active Record
 gem "pg", ">= 0.18", "< 2.0" # Use Puma as the app server
-gem "puma", "~> 4.1" # Use SCSS for stylesheets
+gem "puma", "~> 4.3" # Use SCSS for stylesheets
 gem "sass-rails", ">= 6" # Transpile app-like JavaScript. Read more: https://github.com/rails/webpacker
 gem "webpacker", "~> 4.0" # Turbolinks makes navigating your web application faster. Read more: https://github.com/turbolinks/turbolinks
 gem "turbolinks", "~> 5" # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
diff --git a/Gemfile.lock b/Gemfile.lock
index 68fa2df..4bd3134 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -99,12 +99,12 @@ GEM
     mini_portile2 (2.4.0)
     minitest (5.14.0)
     msgpack (1.3.3)
-    nio4r (2.5.2)
+    nio4r (2.5.8)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     pg (1.2.3)
     public_suffix (4.0.4)
-    puma (4.3.3)
+    puma (4.3.11)
       nio4r (~> 2.0)
     rack (2.2.2)
     rack-proxy (0.6.5)
@@ -206,7 +206,7 @@ DEPENDENCIES
   jbuilder (~> 2.7)
   listen (>= 3.0.5, < 3.2)
   pg (>= 0.18, < 2.0)
-  puma (~> 4.1)
+  puma (~> 4.3)
   rails (~> 6.0.2, >= 6.0.2.2)
   sass-rails (>= 6)
   selenium-webdriver