diff --git a/doc/mgmt-api.txt b/doc/mgmt-api.txt
index c4b5023..f954ea7 100644
--- a/doc/mgmt-api.txt
+++ b/doc/mgmt-api.txt
@@ -600,6 +600,11 @@ Load Link Keys Command
 	receiption of new link key events since the kernel updates its
 	list automatically.
 
+	The Debug_Keys parameter is used to tell the kernel whether to
+	accept the usage of debug keys or not. The allowed values for
+	this parameter are 0x00 and 0x01. All other values will return
+	an Invalid Parameters response.
+
 	This command can be used when the controller is not powered.
 
 	This command generates a Command Complete event on success or