diff --git a/payment_paypal/indico_payment_paypal/blueprint.py b/payment_paypal/indico_payment_paypal/blueprint.py
index 37b6faf..a1e31c3 100644
--- a/payment_paypal/indico_payment_paypal/blueprint.py
+++ b/payment_paypal/indico_payment_paypal/blueprint.py
@@ -21,7 +21,7 @@ from indico_payment_paypal.controllers import RHPaypalIPN, RHPaypalCancel, RHPay
 
 
 blueprint = IndicoPluginBlueprint('payment_paypal', __name__,
-                                  url_prefix='/event/<confId>/registrations/<int:reg_form_id>/payment/response/cern')
+                                  url_prefix='/event/<confId>/registrations/<int:reg_form_id>/payment/response/paypal')
 
 blueprint.add_url_rule('/cancel', 'cancel', RHPaypalCancel, methods=('GET', 'POST'))
 blueprint.add_url_rule('/success', 'success', RHPaypalSuccess, methods=('GET', 'POST'))