diff --git a/config.ru b/config.ru
index f1f9235..f5f1aaf 100644
--- a/config.ru
+++ b/config.ru
@@ -10,9 +10,7 @@ Dotenv::load
 require 'sentry-ruby'
 
 Sentry.init do |config|
-  config.dsn = ENV.fetch("SENTRY_DSN", "")
-  # enable performance monitoring
-  config.enable_tracing = true
+  config.dsn = ENV["SENTRY_DSN"]
   # get breadcrumbs from logs
   config.breadcrumbs_logger = [:sentry_logger, :http_logger]
 end