diff --git a/util/abuild/abuild.1 b/util/abuild/abuild.1
index efab83d46d..c9aa9ab208 100644
--- a/util/abuild/abuild.1
+++ b/util/abuild/abuild.1
@@ -30,7 +30,8 @@ Attempt to build ports that are known to be broken.
 .B "\-p, \-\-payloads <dir>"
 Use payloads in
 .B "<dir>"
-to build images.
+to build images. This will run payload.sh in that directory to find out the
+path of the payload
 .TP
 .B "\-t, \-\-target <vendor/board>"
 Attempt to build target vendor/board only.