diff --git a/Gemfile b/Gemfile
index f3999cd2..d1fdbb7e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -21,7 +21,7 @@ gem 'acts_as_list'
 gem 'bcrypt', '~> 3.1.16'
 gem 'htmlentities'
 gem "kt-paperclip", "~> 7.0"
-gem 'puma', '~> 5.5'
+gem 'puma', '~> 5.6'
 gem 'rails_autolink'
 gem 'RedCloth'
 gem 'sanitize', '~> 6.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 63420825..546f8f1c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -169,7 +169,7 @@ GEM
     parser (3.1.0.0)
       ast (~> 2.4.1)
     pg (1.2.3)
-    puma (5.5.2)
+    puma (5.6.1)
       nio4r (~> 2.0)
     racc (1.6.0)
     rack (2.2.3)
@@ -340,7 +340,7 @@ DEPENDENCIES
   mocha
   mysql2 (~> 0.5.3)
   pg (~> 1.2.3)
-  puma (~> 5.5)
+  puma (~> 5.6)
   rack-mini-profiler
   rails (~> 6.0.4)
   rails-controller-testing