doc: am: correct to full --no-message-id

Signed-off-by: Kristoffer Haugsbakk <code@khaugsbakk.name>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/git-am.adoc b/Documentation/git-am.adoc
index 14f83a8..ab71ab7 100644 (file)
--- a/Documentation/git-am.adoc
+++ b/Documentation/git-am.adoc
@@ -91,7 +91,7 @@ OPTIONS
 
 --no-message-id::
        Do not add the Message-ID header to the commit message.
-       `no-message-id` is useful to override `am.messageid`.
+       `--no-message-id` is useful to override `am.messageid`.
 
 -q::
 --quiet::