diff --git a/mm-scripts.sh b/mm-scripts.sh
index 17d7921..cd8c0d3 100755
--- a/mm-scripts.sh
+++ b/mm-scripts.sh
@@ -1704,7 +1704,7 @@ TEST(){
 
 if [ ! -f ${TMPFOLDER}/mm.update.stop ]; then
 	if [ -f ${TMPFOLDER}/mm.stop ]; then
-		stoppedsince=`date +%s`-$(stat -c %Y ${TMPFOLDER}/mm.stop)
+		stoppedsince=$(expr `date +%s` - $(stat -c %Y ${TMPFOLDER}/mm.stop))
 		stopmsg="${idsCL[Yellow]}The system has currently been stopped for '$(SHOW_TIME ${stoppedsince})'.\n${idsCL[LightCyan]}(You'll need to run \"mm start\" to start services again)${idsCL[Default]}"
 	fi
 	case $action in