diff --git a/tbl_change.php b/tbl_change.php
index 97e13e81655a..7e810b8f8b52 100644
--- a/tbl_change.php
+++ b/tbl_change.php
@@ -46,9 +46,8 @@
 }
 
 
-$_url_params = PMA_getUrlParameters($db, $table);
+$url_params = PMA_getUrlParameters($db, $table);
 $err_url = $GLOBALS['goto'] . PMA_generate_common_url($_url_params);
-unset($_url_params);
 
 
 $comments_map = PMA_getCommentsMap($db, $table);
@@ -114,8 +113,6 @@
 $o_rows                = 0;
 $biggest_max_file_size = 0;
 
-$url_params['db'] = $db;
-$url_params['table'] = $table;
 $url_params = PMA_urlParamsInEditMode(
     $url_params, $where_clause_array, $where_clause
 );