diff --git a/doc/mgmt-api.txt b/doc/mgmt-api.txt
index 44f56fb..26736b9 100644
--- a/doc/mgmt-api.txt
+++ b/doc/mgmt-api.txt
@@ -706,7 +706,7 @@ Load Long Term Keys Command
 				Key1 {
 					Address (6 Octets)
 					Address_Type (1 Octet)
-					Authenticated (1 Octet)
+					Key_Type (1 Octet)
 					Master (1 Octet)
 					Encryption_Size (1 Octet)
 					Encryption_Diversifier (2 Octets)
@@ -722,6 +722,11 @@ Load Long Term Keys Command
 	again upon the receiption of new Long Term Key events since the
 	kernel updates its list automatically.
 
+	Currently defined Key_Type values are:
+
+		0x00	Unauthenticated key
+		0x01	Authenticated key
+
 	This command can be used when the controller is not powered.
 
 	This command generates a Command Complete event on success or
@@ -1578,7 +1583,7 @@ Event Parameters	Store_Hint (1 Octet)
 			Key {
 				Address (6 Octets)
 				Address_Type (1 Octet)
-				Authenticated (1 Octet)
+				Key_Type (1 Octet)
 				Master (1 Octet)
 				Encryption Size (1 Octet)
 				Enc. Diversifier (2 Octets)
@@ -1587,10 +1592,16 @@ Event Parameters	Store_Hint (1 Octet)
 			}
 
 	This event indicates that a new long term key has bee generated
-	for a remote device. The Store_Hint parameter indicates whether
-	the host is expected to store the key persistently or not (e.g.
-	this would not be set if the authentication requirement was "No
-	Bonding").
+	for a remote device.
+
+	The Store_Hint parameter indicates whether the host is expected
+	to store the key persistently or not (e.g. this would not be set
+	if the authentication requirement was "No Bonding").
+
+	Currently defined Key_Type values are:
+
+		0x00	Unauthenticated key
+		0x01	Authenticated key
 
 
 Device Connected Event