diff --git a/tests/Integration/Einvoice/Storecove/EInvoiceValidationTest.php b/tests/Integration/Einvoice/Storecove/EInvoiceValidationTest.php
index 9c5687fe5f..483cf8a275 100644
--- a/tests/Integration/Einvoice/Storecove/EInvoiceValidationTest.php
+++ b/tests/Integration/Einvoice/Storecove/EInvoiceValidationTest.php
@@ -31,8 +31,6 @@ class EInvoiceValidationTest extends TestCase
     use MockAccountData;
     use DatabaseTransactions;
 
-    private int $routing_id;
-
     protected function setUp(): void
     {