diff --git a/reference/constraints/MacAddress.rst b/reference/constraints/MacAddress.rst
index 59adffe7c11..9a282ddf118 100644
--- a/reference/constraints/MacAddress.rst
+++ b/reference/constraints/MacAddress.rst
@@ -132,6 +132,7 @@ Parameter                         Allowed MAC addresses
 ``multicast_no_broadcast``        Only multicast except broadcast
 ``unicast_all``                   Only unicast
 ``universal_all``                 Only universal
+``universal_unicast``             Only universal and unicast
 ``universal_multicast``           Only universal and multicast
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