diff --git a/application/menunode.class.inc.php b/application/menunode.class.inc.php
index 00d418515d..ab630ba577 100644
--- a/application/menunode.class.inc.php
+++ b/application/menunode.class.inc.php
@@ -297,7 +297,7 @@ class ApplicationMenu
 		$sMenuId = $oAppContext->GetCurrentValue('menu', null);		
 		if ($sMenuId  === null)
 		{
-			$sMenuId == self::GetDefaultMenuId();
+			$sMenuId = self::GetDefaultMenuId();
 		}
 		return $sMenuId;
 	}