diff --git a/libraries/display_tbl.lib.php b/libraries/display_tbl.lib.php
index 8fd73de361..3a39bc6cb8 100644
--- a/libraries/display_tbl.lib.php
+++ b/libraries/display_tbl.lib.php
@@ -876,7 +876,7 @@ function PMA_displayTableHeaders(&$is_display, &$fields_meta, $fields_cnt = 0, $
                 $order_img   = ' <img class="icon" src="' . $GLOBALS['pmaThemeImage'] . 's_asc.png" width="11" height="9" alt="'. __('Ascending') . '" title="'. __('Ascending') . '" id="soimg' . $i . '" />';
             }
 
-            if (preg_match('@(.*)([[:space:]](LIMIT (.*)|PROCEDURE (.*)|FOR UPDATE|LOCK IN SHARE MODE))@i', $unsorted_sql_query, $regs3)) {
+            if (preg_match('@(.*)([[:space:]](LIMIT (.*)|PROCEDURE (.*)|FOR UPDATE|LOCK IN SHARE MODE))@is', $unsorted_sql_query, $regs3)) {
                 $sorted_sql_query = $regs3[1] . $sort_order . $regs3[2];
             } else {
                 $sorted_sql_query = $unsorted_sql_query . $sort_order;