diff --git a/inc/inc.ClassSettings.php b/inc/inc.ClassSettings.php
index c8a8b49be..b8afbd3f3 100644
--- a/inc/inc.ClassSettings.php
+++ b/inc/inc.ClassSettings.php
@@ -879,6 +879,7 @@ class Settings { /* {{{ */
 			$this->_enableUpdateRevApp = Settings::boolval($tab["enableUpdateRevApp"]);
 			$this->_enableRemoveRevApp = Settings::boolval($tab["enableRemoveRevApp"]);
 			$this->_enableSelfReceipt = Settings::boolval($tab["enableSelfReceipt"]);
+			$this->_enableHiddenReceipt = Settings::boolval($tab["enableHiddenReceipt"]);
 			$this->_enableAdminReceipt = Settings::boolval($tab["enableAdminReceipt"]);
 			$this->_enableOwnerReceipt = Settings::boolval($tab["enableOwnerReceipt"]);
 			$this->_enableUpdateReceipt = Settings::boolval($tab["enableUpdateReceipt"]);
@@ -1279,6 +1280,7 @@ class Settings { /* {{{ */
 		$this->setXMLAttributValue($node, "enableUpdateRevApp", $this->_enableUpdateRevApp);
 		$this->setXMLAttributValue($node, "enableRemoveRevApp", $this->_enableRemoveRevApp);
 		$this->setXMLAttributValue($node, "enableSelfReceipt", $this->_enableSelfReceipt);
+		$this->setXMLAttributValue($node, "enableHiddenReceipt", $this->_enableHiddenReceipt);
 		$this->setXMLAttributValue($node, "enableAdminReceipt", $this->_enableAdminReceipt);
 		$this->setXMLAttributValue($node, "enableOwnerReceipt", $this->_enableOwnerReceipt);
 		$this->setXMLAttributValue($node, "enableUpdateReceipt", $this->_enableUpdateReceipt);