diff --git a/dev/tests/functional/tests/app/Magento/Customer/Test/Constraint/AssertCustomerGroupChangedToDefaultOnCustomerForm.php b/dev/tests/functional/tests/app/Magento/Customer/Test/Constraint/AssertCustomerGroupChangedToDefaultOnCustomerForm.php
index 392a594c25c33db5fd89aee78a4c8bdce37df0fc..e489b6faf00526721ec894c74a0e3fe0de3ee0b5 100644
--- a/dev/tests/functional/tests/app/Magento/Customer/Test/Constraint/AssertCustomerGroupChangedToDefaultOnCustomerForm.php
+++ b/dev/tests/functional/tests/app/Magento/Customer/Test/Constraint/AssertCustomerGroupChangedToDefaultOnCustomerForm.php
@@ -32,7 +32,7 @@ class AssertCustomerGroupChangedToDefaultOnCustomerForm extends AbstractConstrai
         CustomerIndexNew $customerIndexEdit
     ) {
         $customerIndexEdit->open(['id' => $customer->getId()]);
-        $customerFormData = $customerIndexNew->getCustomerForm()->getData();
+        $customerFormData = $customerIndexNew->getCustomerForm()->getData($customer);
         \PHPUnit_Framework_Assert::assertTrue(
             $customerFormData['group_id'] == $defaultCustomerGroup->getCustomerGroupCode(),
             "Customer group not set to default after group was deleted."