diff --git a/Documentation/git-cherry.txt b/Documentation/git-cherry.txt
index b0468aa746..d8e0a5b843 100644
--- a/Documentation/git-cherry.txt
+++ b/Documentation/git-cherry.txt
@@ -13,6 +13,8 @@ DESCRIPTION
-----------
The changeset (or "diff") of each commit between the fork-point and
is compared against each commit between the fork-point and .
+The commits are compared with their 'patch id', obtained from linkgit:git-patch-id[1]
+program.
Every commit that doesn't exist in the branch
has its id (sha1) reported, prefixed by a symbol. The ones that have
@@ -56,6 +58,10 @@ OPTIONS
::
Do not report commits up to (and including) limit.
+SEE ALSO
+--------
+linkgit:git-patch-id[1]
+
Author
------
Written by Junio C Hamano