diff --git a/luci-app-openmptcprouter/luasrc/view/openmptcprouter/backup.htm b/luci-app-openmptcprouter/luasrc/view/openmptcprouter/backup.htm
index 83016ce63..0b66c1662 100644
--- a/luci-app-openmptcprouter/luasrc/view/openmptcprouter/backup.htm
+++ b/luci-app-openmptcprouter/luasrc/view/openmptcprouter/backup.htm
@@ -28,7 +28,7 @@ menuentry = ucic:get("openmptcprouter","settings","menu") or "openmptcprouter"
 			lastmodif=""
 			allbackup=luci.model.uci.cursor():get("openmptcprouter",servername,"allbackup")
 			for _, backup in pairs(allbackup) do
-			    filemodif=split(backup, '|')
+			    filemodif=luci.util.split(backup, '|')
 			    if filemodif[2] ~= lastmodif then
 				lastmodif=filemodif[2]
 				%>