diff --git a/module/VuFind/src/VuFind/Db/Table/PluginManager.php b/module/VuFind/src/VuFind/Db/Table/PluginManager.php
index 5d467f3f9d14d0137992f818cc67478478896d86..7e749b9c35fc07b3e2ce6793ccee1da72fe1ee1f 100644
--- a/module/VuFind/src/VuFind/Db/Table/PluginManager.php
+++ b/module/VuFind/src/VuFind/Db/Table/PluginManager.php
@@ -43,7 +43,7 @@ class PluginManager extends \VuFind\ServiceManager\AbstractPluginManager
      *
      * Make sure table gateways are properly initialized.
      *
-     * @param  null|ConfigInterface $configuration
+     * @param null|ConfigInterface $configuration Configuration settings (optional)
      */
     public function __construct(
         \Zend\ServiceManager\ConfigInterface $configuration = null