diff --git a/contract/tests/test_contract.py b/contract/tests/test_contract.py
index 8f756b4f2b..2c0c0fd7ba 100644
--- a/contract/tests/test_contract.py
+++ b/contract/tests/test_contract.py
@@ -1744,6 +1744,22 @@ def test_cron_recurring_create_invoice(self):
             len(invoice_lines),
         )
 
+    def test_cron_recurring_create_invoice_several_partners(self):
+        other_partner = self.env.ref("base.res_partner_1")
+        contracts = self.contract
+        contracts |= self.contract.copy({"invoice_partner_id": other_partner.id})
+        self.env["contract.contract"].cron_recurring_create_invoice()
+        invoice_lines = self.env["account.move.line"].search(
+            [("contract_line_id", "in", contracts.mapped("contract_line_ids").ids)]
+        )
+        self.assertEqual(
+            len(contracts.mapped("contract_line_ids")),
+            len(invoice_lines),
+        )
+        self.assertEqual(len(invoice_lines.mapped("move_id")), 2)
+        self.assertEqual(len(invoice_lines.mapped("move_id.partner_id")), 2)
+        self.assertIn(other_partner, invoice_lines.mapped("move_id.partner_id"))
+
     def test_recurring_create_invoice(self):
         self.acct_line.date_start = "2024-01-01"
         self.acct_line.recurring_invoicing_type = "pre-paid"