diff --git a/doc/mgmt-api.txt b/doc/mgmt-api.txt
index 9e20993..22e3f57 100644
--- a/doc/mgmt-api.txt
+++ b/doc/mgmt-api.txt
@@ -1853,7 +1853,8 @@ Add Device Command
 	This command generates a Command Complete event on success or
 	a Command Status event on failure.
 
-	Possible errors:	Busy
+	Possible errors:	Rejected
+				Not Supported
 				Invalid Parameters
 				Invalid Index
 
@@ -1879,7 +1880,8 @@ Remove Device Command
 	This command generates a Command Complete event on success or
 	a Command Status event on failure.
 
-	Possible errors:	Busy
+	Possible errors:	Rejected
+				Not Supported
 				Invalid Parameters
 				Invalid Index