diff --git a/rails.rb b/rails.rb
index dce280f..431e1bd 100644
--- a/rails.rb
+++ b/rails.rb
@@ -193,7 +193,7 @@ class HelloController < action_controller_api_class
   end
 end
 
-Datadog.configuration do |c|
+Datadog.configure do |c|
   c.diagnostics.debug = ['true', '1'].include?(ENV['DD_DIAGNOSTICS'])
   c.tracing.enabled = true
   c.tracing.instrument :rack