diff --git a/Gemfile b/Gemfile
index dd25397..70ad918 100644
--- a/Gemfile
+++ b/Gemfile
@@ -14,7 +14,7 @@ ruby '2.6.2'
 # Use sqlite3 as the database for Active Record
 # gem 'sqlite3'
 # Use Puma as the app server
-gem 'puma', '~> 3.7'
+gem 'puma', '~> 3.12'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
 # gem 'jbuilder', '~> 2.5'
 # Use Redis adapter to run Action Cable in production
diff --git a/Gemfile.lock b/Gemfile.lock
index e776f21..2743905 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -89,7 +89,7 @@ GEM
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     pg (1.1.4)
-    puma (3.12.0)
+    puma (3.12.4)
     pundit (2.0.1)
       activesupport (>= 3.0.0)
     rack (2.0.7)
@@ -181,7 +181,7 @@ DEPENDENCIES
   fast_jsonapi
   listen (>= 3.0.5, < 3.2)
   pg
-  puma (~> 3.7)
+  puma (~> 3.12)
   pundit
   rack-cors
   rails (~> 5.2.x)