diff --git a/stack.sh b/stack.sh
index 6a027d0..3365122 100755
--- a/stack.sh
+++ b/stack.sh
@@ -617,6 +617,7 @@ add_nova_flag "--allow_admin_api"
 add_nova_flag "--scheduler_driver=$SCHEDULER"
 add_nova_flag "--dhcpbridge_flagfile=$NOVA_DIR/bin/nova.conf"
 add_nova_flag "--network_manager=nova.network.manager.$NET_MAN"
+add_nova_flag "--fixed_range=$FIXED_RANGE"
 add_nova_flag "--my_ip=$HOST_IP"
 add_nova_flag "--public_interface=$PUBLIC_INTERFACE"
 add_nova_flag "--vlan_interface=$VLAN_INTERFACE"