diff --git a/tests/Messages/PurchaseRequestTest.php b/tests/Messages/PurchaseRequestTest.php
index e21bed3..212f4a6 100644
--- a/tests/Messages/PurchaseRequestTest.php
+++ b/tests/Messages/PurchaseRequestTest.php
@@ -21,7 +21,7 @@ public function testGetData()
             ]
         );
         $ref = "Hello Ma!";
-        $request->setTransactionReference($ref);
+        $request->setTransactionId($ref);
         $request->setFundCode(8);
         $request->setItems(
             [