diff --git a/payment_type.py b/payment_type.py
index e7afbc1..64523b6 100644
--- a/payment_type.py
+++ b/payment_type.py
@@ -81,7 +81,7 @@ def check_modify_fields(cls, payment_types, fields):
                 record, = records
                 model, = IrModel.search([('name', '=', model_name)])
                 field, = Field.search([
-                        ('model.model', '=', cls.__name__),
+                        ('model.name', '=', cls.__name__),
                         ('name', 'in', list(fields)),
                         ], limit=1)
                 # Use payment from record to be coherent in error message