diff --git a/nodemgmt-scripts.sh b/nodemgmt-scripts.sh
index e40f464a..26e152ec 100755
--- a/nodemgmt-scripts.sh
+++ b/nodemgmt-scripts.sh
@@ -762,7 +762,7 @@ DOWNLIST(){
 					[ ${is} -lt 10 ] && ignsel=" ${is}) " || ignsel="${is}) "
 					[ -f ${NM_TMPFOLDER}/${ditem}.disable ] && dstatus="OFF" || dstatus="on"
 					time=$(SHOW_TIME ${toterrtime})
-					c=0; spc3=''; spc1=13-${#time}
+					c=0; spc3=''; spc1=$(expr 13 - ${#time})
 					until [ $c = ${spc1} ]; do spc3="${spc3} "; c=`expr $c + 1`; done
 					echo -en "${idsCL[LightRed]}${idsST[Bold]}${ignsel}${idsST[Reset]}${idsCL[LightRed]}${itemname}${spc}${host}${spc2}${time}${spc3}${dstatus}${idsCL[Default]}"
 				fi