diff --git a/xCAT-server/share/xcat/netboot/fedora12/genimage b/xCAT-server/share/xcat/netboot/fedora12/genimage
index 8e12be527..1026afaee 100755
--- a/xCAT-server/share/xcat/netboot/fedora12/genimage
+++ b/xCAT-server/share/xcat/netboot/fedora12/genimage
@@ -808,7 +808,7 @@ if [ "\$NFSROOT" = "1" ]; then
 	# now that everything is mounted, lets do this
 	# hmmm, apparently I'm checking this twice... so I'd better
 	# be really sure the file is there.
-	while [ -z \$NEWROOT/etc/init.d/statelite ]
+	while [ ! -e \$NEWROOT/etc/init.d/statelite ]
 	do
 		echo "\$NEWROOT/etc/init.d/statelite does not exist in image!"
 		shell
diff --git a/xCAT-server/share/xcat/netboot/rh/genimage b/xCAT-server/share/xcat/netboot/rh/genimage
index d99c788a8..dd5814c7e 100755
--- a/xCAT-server/share/xcat/netboot/rh/genimage
+++ b/xCAT-server/share/xcat/netboot/rh/genimage
@@ -836,7 +836,7 @@ if [ "\$NFSROOT" = "1" ]; then
 	# now that everything is mounted, lets do this
 	# hmmm, apparently I'm checking this twice... so I'd better
 	# be really sure the file is there.
-	while [ -z \$NEWROOT/etc/init.d/statelite ]
+	while [ ! -e \$NEWROOT/etc/init.d/statelite ]
 	do
 		echo "\$NEWROOT/etc/init.d/statelite does not exist in image!"
 		shell
diff --git a/xCAT-server/share/xcat/netboot/sles/genimage b/xCAT-server/share/xcat/netboot/sles/genimage
index e28173ebc..db9b78886 100755
--- a/xCAT-server/share/xcat/netboot/sles/genimage
+++ b/xCAT-server/share/xcat/netboot/sles/genimage
@@ -913,7 +913,7 @@ if [ "\$NFSROOT" = "1" ]; then
     # now that everything is mounted, lets do this
     # hmmm, apparently I'm checking this twice... so I'd better
     # be really sure the file is there.
-    while [ -z \$NEWROOT/etc/init.d/statelite ]
+    while [ ! -e \$NEWROOT/etc/init.d/statelite ]
     do
         echo "\$NEWROOT/etc/init.d/statelite does not exist in image!"
         shell