diff --git a/hello_app/Gemfile b/hello_app/Gemfile
index e9954e2..e0581b5 100644
--- a/hello_app/Gemfile
+++ b/hello_app/Gemfile
@@ -21,9 +21,5 @@ group :development do
   gem 'spring-watcher-listen', '2.0.0'
 end
 
-group :production do
-  gem 'pg', '0.18.4'
-end
-
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
-gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
\ No newline at end of file
+gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]