diff --git a/tests/phpunit/CRM/Financial/BAO/FinancialItemTest.php b/tests/phpunit/CRM/Financial/BAO/FinancialItemTest.php
index e4c8cbaefb43..db84c19a23e6 100644
--- a/tests/phpunit/CRM/Financial/BAO/FinancialItemTest.php
+++ b/tests/phpunit/CRM/Financial/BAO/FinancialItemTest.php
@@ -268,6 +268,7 @@ public function testGetPreviousFinancialItemHavingTax(string $thousandSeparator)
       'contribution_status_id' => 1,
       'price_set_id' => 0,
     ]);
+    $form->buildForm();
     $form->postProcess();
     $contribution = $this->callAPISuccessGetSingle('Contribution',
       [
diff --git a/tests/phpunit/CRM/Financial/Form/PaymentEditTest.php b/tests/phpunit/CRM/Financial/Form/PaymentEditTest.php
index 88db91f47872..a043d8b43ab0 100644
--- a/tests/phpunit/CRM/Financial/Form/PaymentEditTest.php
+++ b/tests/phpunit/CRM/Financial/Form/PaymentEditTest.php
@@ -54,6 +54,7 @@ public function testSubmitOnPaymentInstrumentChange(): void {
       'check_number' => '123XA',
       'contribution_status_id' => CRM_Core_PseudoConstant::getKey('CRM_Contribute_BAO_Contribution', 'contribution_status_id', 'Completed'),
     ]);
+    $form->buildForm();
     $form->postProcess();
     // fetch the financial trxn record later used in setting default values of payment edit form
     $contribution = $this->callAPISuccessGetSingle('Contribution', ['contact_id' => $this->_individualID]);
@@ -123,6 +124,7 @@ public function testSubmitOnCheckNumberChange(): void {
       'check_number' => $checkNumber1,
       'contribution_status_id' => CRM_Core_PseudoConstant::getKey('CRM_Contribute_BAO_Contribution', 'contribution_status_id', 'Completed'),
     ]);
+    $form->buildForm();
     $form->postProcess();
     $contribution = $this->callAPISuccessGetSingle('Contribution', ['contact_id' => $this->_individualID]);
     $payments = CRM_Contribute_BAO_Contribution::getPaymentInfo($contribution['id'], 'contribute', TRUE);