diff --git a/addons/payment/models/payment_acquirer.py b/addons/payment/models/payment_acquirer.py
index a56d0692819..f7ed1675487 100644
--- a/addons/payment/models/payment_acquirer.py
+++ b/addons/payment/models/payment_acquirer.py
@@ -490,7 +490,7 @@ class PaymentTransaction(models.Model):
 
             # custom create
             custom_method_name = '%s_create' % acquirer.provider
-            if hasattr(acquirer, custom_method_name):
+            if hasattr(self, custom_method_name):
                 values.update(getattr(self, custom_method_name)(values))
 
         # Default value of reference is