diff --git a/config-templates/config.php b/config-templates/config.php
index d9aa0f47d8e9fb5bd0ea047a54857897c3130c25..c3e8bb9300692f4e5ad0de380e12ad9d898466f7 100644
--- a/config-templates/config.php
+++ b/config-templates/config.php
@@ -503,7 +503,7 @@ $config = array(
     /*
      * Options to override the default settings for php sessions.
      */
-    'session.phpsession.cookiename' => null,
+    'session.phpsession.cookiename' => 'SimpleSAML',
     'session.phpsession.savepath' => null,
     'session.phpsession.httponly' => true,