diff --git a/l10n_br_ie_search/tests/test_sefaz.py b/l10n_br_ie_search/tests/test_sefaz.py
index 05383d042cfd..c963d55538a8 100644
--- a/l10n_br_ie_search/tests/test_sefaz.py
+++ b/l10n_br_ie_search/tests/test_sefaz.py
@@ -152,7 +152,7 @@ def test_sefaz(self):
                         "certificate_ecnpj_id": self.cert.id,
                     }
                 )
-                dummy._onchange_cnpj_cpf()
+                dummy._onchange_vat()
                 action_wizard = dummy.action_open_cnpj_search_wizard()
                 wizard_context = action_wizard.get("context")
                 wizard = Form(
diff --git a/l10n_br_ie_search/tests/test_sintegra.py b/l10n_br_ie_search/tests/test_sintegra.py
index 73d6cd55417a..27e901576436 100644
--- a/l10n_br_ie_search/tests/test_sintegra.py
+++ b/l10n_br_ie_search/tests/test_sintegra.py
@@ -80,7 +80,7 @@ def set_param(self, param_name, param_value):
     def test_sintegra(self, mock_get_partner_ie):
         mock_get_partner_ie.return_value = self.retorno
         dummy = self.model.create({"name": "Dummy", "cnpj_cpf": "06990590000123"})
-        dummy._onchange_cnpj_cpf()
+        dummy._onchange_vat()
         action_wizard = dummy.action_open_cnpj_search_wizard()
         wizard_context = action_wizard.get("context")
         wizard = Form(