diff --git a/xCAT/postscripts/otherpkgs b/xCAT/postscripts/otherpkgs
index 7cbdf920a..f5a722de7 100755
--- a/xCAT/postscripts/otherpkgs
+++ b/xCAT/postscripts/otherpkgs
@@ -24,9 +24,9 @@
 
 # do nothing for diskless deployment case because it is done in the image already
 if [[ $UPDATENODE -ne 1 ]]; then
-  if [ $NODESETSTATE = "netboot" -o \
-     $NODESETSTATE = "diskless" -o \
-     $NODESETSTATE = "dataless" ] 
+  if [ "$NODESETSTATE" = "netboot" -o \
+     "$NODESETSTATE" = "diskless" -o \
+     "$NODESETSTATE" = "dataless" ] 
   then
       exit 0
   fi