diff --git a/sites/default/default.settings.php b/sites/default/default.settings.php
index b4134ff9b46..3881f16692e 100644
--- a/sites/default/default.settings.php
+++ b/sites/default/default.settings.php
@@ -90,7 +90,7 @@
  *   $db_url = 'mysqli://username:password@localhost/databasename';
  *   $db_url = 'pgsql://username:password@localhost/databasename';
  */
-$db_url = 'mysql://username:password@localhost/databasename';
+$db_url = '';
 $db_prefix = '';
 
 /**