diff --git a/lib/bundler_api/metriks.rb b/lib/bundler_api/metriks.rb
index 33e790c..0c3e631 100644
--- a/lib/bundler_api/metriks.rb
+++ b/lib/bundler_api/metriks.rb
@@ -14,7 +14,7 @@ def initialize(user, token, worker_index = nil)
       opts = {
         on_error: error_handler,
         source: source_name(worker_index),
-        interval: 10
+        interval: 10,
       }
 
       prefix = ENV.fetch('LIBRATO_METRICS_PREFIX') do