diff --git a/module/VuFind/src/VuFind/ILS/Driver/Symphony.php b/module/VuFind/src/VuFind/ILS/Driver/Symphony.php
index 1aaead7fb6b7d098ac35df1650472b11feaf1371..9300f55d1a36f4a2c96a93a20a569cf7bd37efd9 100644
--- a/module/VuFind/src/VuFind/ILS/Driver/Symphony.php
+++ b/module/VuFind/src/VuFind/ILS/Driver/Symphony.php
@@ -27,7 +27,7 @@
  * @link     http://vufind.org/wiki/building_an_ils_driver Wiki
  */
 namespace VuFind\ILS\Driver;
-use SoapClient, SoapFault, VuFind\Config\Reader as ConfigReader,
+use SoapClient, SoapFault, SoapHeader, VuFind\Config\Reader as ConfigReader,
     VuFind\Exception\ILS as ILSException,
     Zend\ServiceManager\ServiceLocatorAwareInterface,
     Zend\ServiceManager\ServiceLocatorInterface;