diff --git a/deploy_vm.sh b/deploy_vm.sh
index ccdb8fe..53cbf31 100755
--- a/deploy_vm.sh
+++ b/deploy_vm.sh
@@ -445,9 +445,9 @@ if [ "${VM_DISK_EXTEND}" -ne 0 ]; then
                 exit 1
         fi
 
-	echo "INFO : Add new PV to VG ${DEFAULT_VG}... (vgextend ${DEFAULT_VG} /dev/vda4)"
+	echo "INFO : Add new PV to default VG... (vgextend <defaultVG> /dev/vda4)"
 
-        ssh ${SSH_OPT} ${SSH_HOST} "vgextend $(vgs | awk '/vg/ {print $1}') /dev/vda4" &> /dev/null
+        ssh ${SSH_OPT} ${SSH_HOST} 'vgextend $(vgs | awk "/vg/ {print $1}") /dev/vda4' &> /dev/null
 
         if [ $? -ne 0 ]; then
                 echo 'ERROR : problem during add new PV in VG, please finish manually the deploy OR delete VM and IPAM information'
@@ -456,7 +456,7 @@ if [ "${VM_DISK_EXTEND}" -ne 0 ]; then
 
         echo "INFO : Resize LV on disk... (RESIZE VM LV)"
 
-	ssh ${SSH_OPT} ${SSH_HOST} "lvextend -l +100%FREE $(find /dev/mapper -name '*root*')" &> /dev/null
+	ssh ${SSH_OPT} ${SSH_HOST} 'lvextend -l +100%FREE $(find /dev/mapper -name "*root*")' &> /dev/null
         
 	if [ $? -ne 0 ]; then
                 echo 'ERROR : problem during resizing LV, please finish manually the deploy OR delete VM and IPAM information'
@@ -465,7 +465,7 @@ if [ "${VM_DISK_EXTEND}" -ne 0 ]; then
         
 	echo "INFO : resize2fs the LV... (RESIZE VM LV FS)"
 
-	ssh ${SSH_OPT} ${SSH_HOST} "resize2fs ${DEFAULT_LV_ROOT}" &> /dev/null
+	ssh ${SSH_OPT} ${SSH_HOST} 'resize2fs $(find /dev/mapper -name "*root*")' &> /dev/null
 
         if [ $? -ne 0 ]; then
                 echo 'ERROR : problem during resize2fs, please finish manually the deploy OR delete VM and IPAM information'