diff --git a/Gemfile b/Gemfile
index a999eb7..212d05d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@ source 'https://rubygems.org'
 
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
-gem 'rails', '~> 5.0.0', '>= 5.0.0.1'
+gem 'rails', '~> 5.1.4'
 # Use sqlite3 as the database for Active Record
 # gem 'sqlite3'
 gem 'momentjs-rails', '>= 2.9.0'
@@ -11,7 +11,7 @@ gem 'devise'
 
 gem 'mysql2'
 # Use Puma as the app server
-gem 'puma', '~> 3.0'
+gem 'puma', '~> 3.7'
 # Use SCSS for stylesheets
 gem 'sass-rails', '~> 5.0'
 # Use Uglifier as compressor for JavaScript assets