diff --git a/Trustly/Api/unsigned.php b/Trustly/Api/unsigned.php
index c62d6b9..7131ff5 100644
--- a/Trustly/Api/unsigned.php
+++ b/Trustly/Api/unsigned.php
@@ -141,7 +141,7 @@ public function insertCredentials($request) {
 	 * @return boolean indicating wether we have a sessionuuid
 	 */
 	protected function hasSessionUUID() {
-		return (bool)isset($this->session_uuid);
+		return isset($this->session_uuid);
 	}