diff --git a/config/puma.rb b/config/puma.rb
index 4caa54533e..d08b16a62c 100644
--- a/config/puma.rb
+++ b/config/puma.rb
@@ -1,2 +1,2 @@
 require "govuk_app_config/govuk_puma"
-GovukPuma.configure(self)
+GovukPuma.configure_rails(self)