diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 2e1039dc..8d49a5f3 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -33,7 +33,7 @@ class UsersController < ApplicationController
 
     # Add validation errors to model if they exist
     valid_user = @user.valid?
-    valid_captcha = config.recaptcha_enabled ? verify_recaptcha(model: @user) : true
+    valid_captcha = Rails.configuration.recaptcha_enabled ? verify_recaptcha(model: @user) : true
 
     if valid_user && valid_captcha
       @user.save