diff --git a/account_banking_sepa_credit_transfer/tests/test_sct.py b/account_banking_sepa_credit_transfer/tests/test_sct.py
index f2547d5b2..4a2ee56e1 100644
--- a/account_banking_sepa_credit_transfer/tests/test_sct.py
+++ b/account_banking_sepa_credit_transfer/tests/test_sct.py
@@ -33,9 +33,19 @@ class TestSCT(common.HttpCase):
             'name': 'Test EUR company',
             'currency_id': self.eur_currency.id,
         })
-        self.partner_agrolait.company_id = self.main_company.id
-        self.partner_asus.company_id = self.main_company.id
-        self.partner_c2c.company_id = self.main_company.id
+        # Done as direct SQL for avoiding ORM constraint about changing company
+        self.env.cr.execute(
+            "UPDATE res_partner SET company_id = %s WHERE id = %s",
+            (self.main_company.id, self.partner_agrolait.id)
+        )
+        self.env.cr.execute(
+            "UPDATE res_partner SET company_id = %s WHERE id = %s",
+            (self.main_company.id, self.partner_asus.id)
+        )
+        self.env.cr.execute(
+            "UPDATE res_partner SET company_id = %s WHERE id = %s",
+            (self.main_company.id, self.partner_c2c.id)
+        )
         self.env.user.write({
             'company_ids': [(6, 0, self.main_company.ids)],
             'company_id': self.main_company.id,