diff --git a/Gemfile b/Gemfile
index 07c46fe..d6f56fb 100644
--- a/Gemfile
+++ b/Gemfile
@@ -12,7 +12,7 @@ gem 'devise'
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '~> 5.1.6'
 # Use Puma as the app server
-gem 'puma', '~> 3.7'
+gem 'puma', '~> 5.6'
 # 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 d25ae96..a7ece79 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,10 +93,10 @@ GEM
     capistrano-sidekiq (1.0.3)
       capistrano (>= 3.9.0)
       sidekiq (>= 3.4, < 6.0)
-    capistrano3-puma (3.1.1)
+    capistrano3-puma (5.2.0)
       capistrano (~> 3.7)
       capistrano-bundler
-      puma (~> 3.4)
+      puma (>= 4.0, < 6.0)
     capybara (2.18.0)
       addressable
       mini_mime (>= 0.1.3)
@@ -113,7 +113,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.1.8)
+    concurrent-ruby (1.1.9)
     config (2.2.1)
       deep_merge (~> 1.2, >= 1.2.1)
       dry-validation (~> 1.0, >= 1.0.0)
@@ -227,7 +227,7 @@ GEM
     http-cookie (1.0.3)
       domain_name (~> 0.5)
     httpclient (2.8.3)
-    i18n (1.8.9)
+    i18n (1.9.1)
       concurrent-ruby (~> 1.0)
     i18n_data (0.11.0)
     inherited_resources (1.11.0)
@@ -301,7 +301,8 @@ GEM
     pry-rails (0.3.9)
       pry (>= 0.10.4)
     public_suffix (4.0.6)
-    puma (3.12.6)
+    puma (5.6.2)
+      nio4r (~> 2.0)
     raabro (1.4.0)
     rack (2.2.3)
     rack-protection (2.1.0)
@@ -331,7 +332,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (13.0.1)
+    rake (13.0.6)
     ransack (2.3.0)
       actionpack (>= 5.0)
       activerecord (>= 5.0)
@@ -439,7 +440,7 @@ GEM
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    sshkit (1.21.0)
+    sshkit (1.21.2)
       net-scp (>= 1.1.2)
       net-ssh (>= 2.8.0)
     thor (1.0.1)
@@ -509,7 +510,7 @@ DEPENDENCIES
   money-uphold-bank
   pg (= 1.0.0)
   pry-rails (~> 0.3.9)
-  puma (~> 3.7)
+  puma (~> 5.6)
   rails (~> 5.1.6)
   rest-client
   rspec