diff --git a/Feature-Matrix.md b/Feature-Matrix.md
index 453fde1..8048363 100644
--- a/Feature-Matrix.md
+++ b/Feature-Matrix.md
@@ -169,7 +169,7 @@
 15. Provided indirectly by the `listNumbers` command, which returns an array of contact numbers, followed by a series of calls to `getContactName` and `isContactBlocked` 
 16. Provided indirectly by the `listNumbers` command, which returns an array of contact numbers, followed by a series of calls to  `listIdentity`, which returns a four-element array
 17. Provided via the `--number` option
-18. Uses `org.asamk.SignalControl` as well as `org.asamk.Signal` 
+18. Command may be sent as `org.asamk.SignalControl.COMMAND` or `org.asamk.Signal.COMMAND` 
 19. Provided indirectly by `getGroupIds` and a series of calls to  
   `> getGroupAdminMembers 	`
   `> getGroupIds `