diff --git a/RS485HID.md b/RS485HID.md
index bd24f31..431e57a 100644
--- a/RS485HID.md
+++ b/RS485HID.md
@@ -75,7 +75,7 @@ Keying
 ------
 
 There are two keys involved, the initiator key, which is made w/ the
-Makefile, but issuing the command:
+Makefile, by issuing the command:
 ```
 bmake hid_priv_key
 ```