diff --git a/Gemfile b/Gemfile
index 85225ba..780725a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ ruby '2.6.6'
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '~> 6.1.1'
 # Use Puma as the app server
-gem 'puma', '~> 5.0'
+gem 'puma', '~> 5.6'
 # Use SCSS for stylesheets
 gem 'sass-rails', '>= 6'
 # Transpile app-like JavaScript. Read more: https://github.com/rails/webpacker
diff --git a/Gemfile.lock b/Gemfile.lock
index c53f15b..1dcb2f6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -97,18 +97,20 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (1.0.0)
-    mimemagic (0.3.5)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.5.0)
     minitest (5.14.4)
     msgpack (1.4.2)
-    nio4r (2.5.7)
+    nio4r (2.5.8)
     nokogiri (1.11.1)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
     pg (1.2.3)
     public_suffix (4.0.6)
-    puma (5.2.2)
+    puma (5.6.2)
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)
@@ -213,7 +215,7 @@ DEPENDENCIES
   jbuilder (~> 2.7)
   listen (~> 3.3)
   pg
-  puma (~> 5.0)
+  puma (~> 5.6)
   rack-cors
   rack-mini-profiler (~> 2.0)
   rails (~> 6.1.1)