diff --git a/config/puma.rb b/config/puma.rb
index ce118df..aebe0b6 100644
--- a/config/puma.rb
+++ b/config/puma.rb
@@ -1,7 +1,7 @@
-app_dir = File.expand_path("..", __dir__)
+app_dir = File.expand_path('..', __dir__)
 directory app_dir
 
-environment 'production'
+environment ENV.fetch('RACK_ENV', 'development')
 
 bind 'tcp://0.0.0.0:9292'
 workers 2