diff --git a/src/Result/Transaction/TransactionDetails.php b/src/Result/Transaction/TransactionDetails.php
index f5c7d73d..07c9673d 100644
--- a/src/Result/Transaction/TransactionDetails.php
+++ b/src/Result/Transaction/TransactionDetails.php
@@ -9,7 +9,7 @@
  *
  * @author PAY. <support@pay.nl>
  */
-class transactionDetails extends Result
+class TransactionDetails extends Result
 {