diff --git a/phpBB/db/mysql.php b/phpBB/db/mysql.php
index b7a4dafed8..d2f7dc70ea 100644
--- a/phpBB/db/mysql.php
+++ b/phpBB/db/mysql.php
@@ -382,8 +382,6 @@ class sql_db
 
 	function sql_error($sql = '')
 	{
-		global $_SERVER, $_ENV;
-
 		if ( !$this->return_on_error )
 		{
 			if ( $this->transaction )