diff --git a/pages/ajax.searchform.php b/pages/ajax.searchform.php
index cf6ebae27..e6e3c9572 100644
--- a/pages/ajax.searchform.php
+++ b/pages/ajax.searchform.php
@@ -37,7 +37,7 @@ try
 	$oKPI->ComputeAndReport('Data model loaded');
 	$oKPI = new ExecutionKPI();
 
-	if (LoginWebPage::EXIT_CODE_OK != LoginWebPage::DoLoginEx(null /* any portal */, false, LoginWebPage::EXIT_RETURN))
+	if (LoginWebPage::EXIT_CODE_OK != LoginWebPage::DoLoginEx('backoffice', false, LoginWebPage::EXIT_RETURN))
 	{
 		throw new SecurityException('You must be logged in');
 	}