diff --git a/app/controllers/api/v1/accounts_controller.rb b/app/controllers/api/v1/accounts_controller.rb
index 40e3f248d2c..2fb08fc0b89 100644
--- a/app/controllers/api/v1/accounts_controller.rb
+++ b/app/controllers/api/v1/accounts_controller.rb
@@ -128,6 +128,6 @@ class Api::V1::AccountsController < Api::BaseController
   end
 
   def check_enabled_registrations
-    forbidden unless allowed_registration?(request.remote_ip, invite)
+    forbidden if ENV['SSO_ACCOUNT_SIGN_UP'].present? || !allowed_registration?(request.remote_ip, invite)
   end
 end