diff --git a/Gemfile b/Gemfile
index ed29d4a..0770f00 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ ruby '2.7.0'
 gem 'rails', '~> 6.0.3', '>= 6.0.3.1'
 # Use sqlite3 as the database for Active Record
 # Use Puma as the app server
-gem 'puma', '~> 4.1'
+gem 'puma', '~> 4.3'
 # use devise for authentication
 gem 'devise'
 gem 'bulma-rails', '~> 0.8.2'
diff --git a/Gemfile.lock b/Gemfile.lock
index 77d0bd4..8234dbe 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -127,12 +127,12 @@ GEM
     mini_portile2 (2.4.0)
     minitest (5.14.1)
     msgpack (1.3.3)
-    nio4r (2.5.2)
+    nio4r (2.5.8)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     pg (1.2.3)
-    puma (4.3.5)
+    puma (4.3.12)
       nio4r (~> 2.0)
     rack (2.2.3)
     rack-proxy (0.6.5)
@@ -239,7 +239,7 @@ DEPENDENCIES
   jbuilder (~> 2.7)
   listen (~> 3.2)
   pg
-  puma (~> 4.1)
+  puma (~> 4.3)
   rails (~> 6.0.3, >= 6.0.3.1)
   redis
   sass-rails (>= 6)