diff --git a/kernel/config-amd64 b/kernel/config-amd64
index bd5d906d5..251289198 100644
--- a/kernel/config-amd64
+++ b/kernel/config-amd64
@@ -2166,7 +2166,7 @@ CONFIG_VXLAN=y
 CONFIG_NETCONSOLE=y
 CONFIG_NETPOLL=y
 CONFIG_NET_POLL_CONTROLLER=y
-# CONFIG_TUN is not set
+CONFIG_TUN=y
 # CONFIG_TUN_VNET_CROSS_LE is not set
 CONFIG_VETH=y
 CONFIG_VIRTIO_NET=y