diff --git a/CRM/Contribute/BAO/Contribution.php b/CRM/Contribute/BAO/Contribution.php
index b4fe8f809a88..05459a3f99be 100644
--- a/CRM/Contribute/BAO/Contribution.php
+++ b/CRM/Contribute/BAO/Contribution.php
@@ -132,6 +132,7 @@ public static function add(&$params, $ids = array()) {
     else {
       // @todo put a deprecated here - this should be done in the form layer.
       $params['skipCleanMoney'] = FALSE;
+      Civi::log()->warning('Deprecated code path. Money should always be clean before it hits the BAO.', array('civi.tag' => 'deprecated'));
     }
 
     foreach ($moneyFields as $field) {
diff --git a/CRM/Event/Form/Participant.php b/CRM/Event/Form/Participant.php
index b9a1dec7cdcf..b7958bb4a078 100644
--- a/CRM/Event/Form/Participant.php
+++ b/CRM/Event/Form/Participant.php
@@ -986,7 +986,7 @@ public function submit($params) {
     }
     if ($this->_isPaidEvent) {
 
-      $contributionParams = array();
+      $contributionParams = array('skipCleanMoney' => TRUE);
       $lineItem = array();
       $additionalParticipantDetails = array();
       if (CRM_Contribute_BAO_Contribution::checkContributeSettings('deferred_revenue_enabled')) {
diff --git a/tests/phpunit/CRM/Core/Payment/AuthorizeNetTest.php b/tests/phpunit/CRM/Core/Payment/AuthorizeNetTest.php
index 5bb68f8c5866..3575a24e761f 100644
--- a/tests/phpunit/CRM/Core/Payment/AuthorizeNetTest.php
+++ b/tests/phpunit/CRM/Core/Payment/AuthorizeNetTest.php
@@ -88,7 +88,7 @@ public function testCreateSingleNowDated() {
       'is_test' => 1,
       'contribution_status_id' => 2,
     );
-    $contribution = CRM_Contribute_BAO_Contribution::add($contributionParams);
+    $contribution = $this->callAPISuccess('Contribution', 'create', $contributionParams);
 
     $params = array(
       'qfKey' => '08ed21c7ca00a1f7d32fff2488596ef7_4454',
diff --git a/tests/phpunit/CRM/Financial/BAO/FinancialAccountTest.php b/tests/phpunit/CRM/Financial/BAO/FinancialAccountTest.php
index c67c76422b95..d3b284f1c455 100644
--- a/tests/phpunit/CRM/Financial/BAO/FinancialAccountTest.php
+++ b/tests/phpunit/CRM/Financial/BAO/FinancialAccountTest.php
@@ -145,7 +145,7 @@ public function testdelIfHasContribution() {
       'financial_type_id' => $financialType->id,
       'contribution_status_id' => 1,
     );
-    $contributions = CRM_Contribute_BAO_Contribution::create($contributionParams);
+    $this->callAPISuccess('Contribution', 'create', $contributionParams);
     CRM_Financial_BAO_FinancialAccount::del($result->id);
     $params = array('id' => $result->id);
     $result = CRM_Financial_BAO_FinancialAccount::retrieve($params, $defaults);