diff --git a/uncloud/hack/hackcloud/net.sh b/uncloud/hack/hackcloud/net.sh
index 7d4b88f..0a96fe1 100755
--- a/uncloud/hack/hackcloud/net.sh
+++ b/uncloud/hack/hackcloud/net.sh
@@ -18,7 +18,10 @@ ip -6 link add ${vxlandev} type vxlan \
 
 ip link set ${vxlandev} up
 
+
 ip link add ${bridgedev} type bridge
 ip link set ${bridgedev} up
 
+ip link set ${vxlandev} master ${bridgedev} up
+
 ip addr add ${ip} dev ${bridgedev}