diff --git a/xCAT-server/share/xcat/netboot/add-on/statelite/rc.statelite b/xCAT-server/share/xcat/netboot/add-on/statelite/rc.statelite
index 8b51f99cd..373b70ba1 100755
--- a/xCAT-server/share/xcat/netboot/add-on/statelite/rc.statelite
+++ b/xCAT-server/share/xcat/netboot/add-on/statelite/rc.statelite
@@ -148,7 +148,7 @@ MountTrees () {
 		mkdir -p ${TREEMOUNT}/${SERV}/${MNT}
 		MAX=15
 		TRIES=1
-		while ! mount $SERV:$MNT ${TREEMOUNT}/${SERV}/${MNT} -r -n -o nolock,tcp
+		while ! mount $SERV:$MNT ${TREEMOUNT}/${SERV}/${MNT} -r -n -o nolock,tcp,nfsvers=3
 		do
 			if [ "$TRIES" = "$MAX" ]; then
 				echo "Can't mount $i.  I give up.. ">/dev/console
diff --git a/xCAT-server/share/xcat/netboot/add-on/statelite/rc.statelite.ppc.redhat b/xCAT-server/share/xcat/netboot/add-on/statelite/rc.statelite.ppc.redhat
index 50cbe0f6f..6216a37ac 100755
--- a/xCAT-server/share/xcat/netboot/add-on/statelite/rc.statelite.ppc.redhat
+++ b/xCAT-server/share/xcat/netboot/add-on/statelite/rc.statelite.ppc.redhat
@@ -148,7 +148,7 @@ MountTrees () {
 		mkdir -p ${TREEMOUNT}/${SERV}/${MNT}
 		MAX=15
 		TRIES=1
-		while ! mount $SERV:$MNT ${TREEMOUNT}/${SERV}/${MNT} -r -n -o nolock,tcp
+		while ! mount $SERV:$MNT ${TREEMOUNT}/${SERV}/${MNT} -r -n -o nolock,tcp,nfsvers=3
 		do
 			if [ "$TRIES" = "$MAX" ]; then
 				echo "Can't mount $i.  I give up.. ">/dev/console
diff --git a/xCAT-server/share/xcat/netboot/rh/dracut/xcatroot b/xCAT-server/share/xcat/netboot/rh/dracut/xcatroot
index b02abe09f..05cadab92 100755
--- a/xCAT-server/share/xcat/netboot/rh/dracut/xcatroot
+++ b/xCAT-server/share/xcat/netboot/rh/dracut/xcatroot
@@ -99,7 +99,7 @@ elif [ -r /rootimg-statelite.gz ]; then
     MAXTRIES=5
     ITER=0
 	if [ -z $MNTOPTS ]; then
-		MNT_OPTIONS="nolock,rsize=32768,tcp,timeo=14"
+		MNT_OPTIONS="nolock,rsize=32768,tcp,nfsvers=3,timeo=14"
 	else
 		MNT_OPTIONS=$MNTOPTS
 	fi