diff --git a/application/controllers/SetupController.php b/application/controllers/SetupController.php
index 3b59e266f..b491446e0 100644
--- a/application/controllers/SetupController.php
+++ b/application/controllers/SetupController.php
@@ -27,7 +27,7 @@ class SetupController extends ActionController
             $installer = $wizard->getInstaller();
             $success = $installer->run();
             if ($success) {
-                $wizard->getSession()->clear();
+                $wizard->clearSession();
             } else {
                 $wizard->setIsFinished(false);
             }
diff --git a/library/Icinga/Web/Wizard.php b/library/Icinga/Web/Wizard.php
index db81d497e..a1c18ab4b 100644
--- a/library/Icinga/Web/Wizard.php
+++ b/library/Icinga/Web/Wizard.php
@@ -407,6 +407,14 @@ class Wizard
         return Session::getSession()->getNamespace(get_class($this));
     }
 
+    /**
+     * Clear the session being used by this wizard
+     */
+    public function clearSession()
+    {
+        $this->getSession()->clear();
+    }
+
     /**
      * Add buttons to the given page based on its position in the page-chain
      *