diff --git a/Gemfile b/Gemfile
index 45dd5cf..d72547c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,7 +8,7 @@ gem 'rails', '~> 6.1.3', '>= 6.1.3.1'
 # Use sqlite3 as the database for Active Record
 gem 'sqlite3', '~> 1.4'
 # Use Puma as the app server
-gem 'puma', '~> 5.0'
+gem 'puma', '~> 5.6'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 # gem 'jbuilder', '~> 2.7'
 # Use Redis adapter to run Action Cable in production
diff --git a/Gemfile.lock b/Gemfile.lock
index a5c83d5..fbc4cbd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -89,13 +89,13 @@ GEM
     mini_portile2 (2.5.1)
     minitest (5.14.4)
     msgpack (1.4.2)
-    nio4r (2.5.7)
+    nio4r (2.5.8)
     nokogiri (1.11.4)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
     nokogiri (1.11.4-x64-mingw32)
       racc (~> 1.4)
-    puma (5.3.1)
+    puma (5.6.4)
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)
@@ -163,7 +163,7 @@ DEPENDENCIES
   byebug
   faker
   listen (~> 3.3)
-  puma (~> 5.0)
+  puma (~> 5.6)
   rails (~> 6.1.3, >= 6.1.3.1)
   seed_dump
   spring