diff --git a/bindings/python/gnucash_business.py b/bindings/python/gnucash_business.py
index e3aaa51ce0..a8f79e7128 100644
--- a/bindings/python/gnucash_business.py
+++ b/bindings/python/gnucash_business.py
@@ -248,7 +248,7 @@ methods_return_instance_lists(
 
 # Customer
 Customer.add_constructor_and_methods_with_prefix('gncCustomer', 'Create')
-Customer.add_method('gncOwnerApplyPayment', 'ApplyPayment')
+Customer.add_method('gncOwnerApplyPaymentSecs', 'ApplyPayment')
 
 customer_dict = {
                     'GetAddr' : Address,