diff --git a/src/roles/htdocs/templates/index.php.j2 b/src/roles/htdocs/templates/index.php.j2
index f726120fe..6202bb359 100644
--- a/src/roles/htdocs/templates/index.php.j2
+++ b/src/roles/htdocs/templates/index.php.j2
@@ -1,8 +1,8 @@
 <?php
 
 // if there's a SAML config file, we need to authenticate with SAML, like, now.
-if ( is_file( '/opt/.deploy-meza/SAMLConfig.php' ) ) {
-	require_once __DIR__ . '/NonMediaWikiSimpleSamlAuth.php';
-}
+{% if saml_public is defined %}
+require_once __DIR__ . '/NonMediaWikiSimpleSamlAuth.php';
+{% endif %}
 
 require_once "WikiBlender/index.php";