diff --git a/Gemfile b/Gemfile
index f43e84a..5849d7f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -12,7 +12,7 @@ gem "bootsnap", "~> 1.4"
 gem "deface", "~> 1.4"
 gem "faker", "~> 1.9"
 gem "figaro", "~> 1.1"
-gem "puma", "~> 5.0"
+gem "puma", "~> 5.6"
 gem "redis-namespace"
 gem "sidekiq"
 gem "uglifier", "~> 4.1"
diff --git a/Gemfile.lock b/Gemfile.lock
index 756e8f7..0550247 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -578,7 +578,7 @@ GEM
       net-ssh (>= 2.6.5, < 7.0.0)
     net-ssh (6.0.2)
     netrc (0.11.0)
-    nio4r (2.5.7)
+    nio4r (2.5.8)
     nobspw (0.6.2)
     nokogiri (1.11.7)
       mini_portile2 (~> 2.5.0)
@@ -640,7 +640,7 @@ GEM
       eventmachine_httpserver
       http_parser.rb (~> 0.6.0)
       multi_json
-    puma (5.3.2)
+    puma (5.6.4)
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)
@@ -895,7 +895,7 @@ DEPENDENCIES
   listen (~> 3.1)
   loofah (~> 2.3.1)
   nokogiri (>= 1.10.8)
-  puma (~> 5.0)
+  puma (~> 5.6)
   redis-namespace
   rspec-rails (~> 3.8)
   rubocop (~> 0.92.0)