fix typo in reference to RFC 3464 DSN MIME type
diff --git a/Doc/lib/emailparser.tex b/Doc/lib/emailparser.tex
index 706ecbb..1e8597c 100644
--- a/Doc/lib/emailparser.tex
+++ b/Doc/lib/emailparser.tex
@@ -144,7 +144,7 @@
\class{Message} subparts.
\item Most messages with a content type of \mimetype{message/*}
- (e.g. \mimetype{message/deliver-status} and
+ (e.g. \mimetype{message/delivery-status} and
\mimetype{message/rfc822}) will also be parsed as container
object containing a list payload of length 1. Their
\method{is_multipart()} method will return \code{True}. The