diff --git a/patches/systemvm/debian/config/etc/init.d/cloud-early-config b/patches/systemvm/debian/config/etc/init.d/cloud-early-config
index e3f245e6c69..1c4fbd6cde1 100755
--- a/patches/systemvm/debian/config/etc/init.d/cloud-early-config
+++ b/patches/systemvm/debian/config/etc/init.d/cloud-early-config
@@ -181,7 +181,7 @@ setup_common() {
   fi
 
   ip route  delete default
-  if [ -n $3 ]
+  if [ -n "$3" ]
   then 
     ip route add default via $GW dev $3
   else