diff --git a/api/src/Storage/Base.php b/api/src/Storage/Base.php
index a0831d781d..70aa354a4d 100644
--- a/api/src/Storage/Base.php
+++ b/api/src/Storage/Base.php
@@ -1127,7 +1127,7 @@ class Base
 	public static function fix_group_by_columns($group_by, &$columns, $table_name, $autoinc_id)
 	{
 		$matches = null;
-		if ($GLOBALS['egw']->db->Type == 'mysql' || !preg_match('/(GROUP BY .*)(HAVING.*|ORDER BY.*)?$/iU', $group_by, $matches))
+		if (substr($GLOBALS['egw']->db->Type, 0, 5) == 'mysql' || !preg_match('/(GROUP BY .*)(HAVING.*|ORDER BY.*)?$/iU', $group_by, $matches))
 		{
 			return $group_by;	// nothing to do
 		}