diff --git a/website/docs/source/v2/hyperv/configuration.html.md b/website/docs/source/v2/hyperv/configuration.html.md
index 18ed9e89c..b9f255181 100644
--- a/website/docs/source/v2/hyperv/configuration.html.md
+++ b/website/docs/source/v2/hyperv/configuration.html.md
@@ -17,6 +17,8 @@ you may set. A complete reference is shown below:
   * `maxmemory` (integer) - Number of MegaBytes maximal allowed to allocate for VM
   	This parameter is switch on Dynamic Allocation of memory.
   	Defaults is taken from box image XML.
+  * `vlan_id` (integer) - Number of Vlan ID for your guest network interface
+    Defaults is not defined, vlan configuration will be untouched if not set.
   * `ip_address_timeout` (integer) - The time in seconds to wait for the
     virtual machine to report an IP address. This defaults to 120 seconds.
     This may have to be increased if your VM takes longer to boot.