diff --git a/nodemgmt-scripts.sh b/nodemgmt-scripts.sh
index b7d25722..0335f07b 100755
--- a/nodemgmt-scripts.sh
+++ b/nodemgmt-scripts.sh
@@ -142,7 +142,7 @@ LISTCERTS(){
 		#fi
 		#echo ""
 		cw=30
-		spc1=$(expr ${cw}-${#SUBJECT})
+		spc1=$(`expr ${cw}-${#SUBJECT}`)
 		echo -e "${SUBJECT} ${spc1} $(date -d @${CERTEXPIRE} '+%m-%d-%Y')   ${SUBJECTNAMES}"
 		
 	done