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-rw-r--r--doc/README.MAIL3
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/README.MAIL b/doc/README.MAIL
index 73519d0..20cc023 100644
--- a/doc/README.MAIL
+++ b/doc/README.MAIL
@@ -44,7 +44,8 @@ patches, though:
(150 characters or less), use the first paragraph as the
subject.
-All literal "[patch]" strings are stripped from subject headers as well.
+All bracketed fields and Fwd:, Fw:, Re:, Aw: are stripped from subject
+headers as well.
If no subject can be extracted from a patch, or there are duplicate
subjects, the mail command will print an error message and abort.