diff --git a/etc/inc/interfaces.inc b/etc/inc/interfaces.inc
index add42dcf13..89915bdcdb 100644
--- a/etc/inc/interfaces.inc
+++ b/etc/inc/interfaces.inc
@@ -844,7 +844,7 @@ function interface_bring_down($interface = "wan", $destroy = false) {
 				if ($realif == $ppp['if']) {
 					if (file_exists("{$g['varrun_path']}/{$ifcfg['ipaddr']}_{$interface}.pid")) {
 						killbypid("{$g['varrun_path']}/{$ifcfg['ipaddr']}_{$interface}.pid");
-						sleep(2);
+						sleep(5);
 					}
 					unlink_if_exists("{$g['varetc_path']}/mpd_{$interface}.conf");
 					if (isset($ppp['ondemand']) && !$destroy)