diff --git a/doc/device-api.txt b/doc/device-api.txt
index 65d8fee..4e824d2 100644
--- a/doc/device-api.txt
+++ b/doc/device-api.txt
@@ -189,6 +189,11 @@ Properties	string Address [readonly]
 			drivers will also be removed and no new ones will
 			be probed as long as the device is blocked.
 
+		boolean WakeAllowed [readwrite]
+
+			If set to true this device will be allowed to wake the
+			host from system suspend.
+
 		string Alias [readwrite]
 
 			The name alias for the remote device. The alias can