Use Mt for emails.
diff --git a/man/zip_source_function.mdoc b/man/zip_source_function.mdoc
index 4cf7ba6..65b11a9 100644
--- a/man/zip_source_function.mdoc
+++ b/man/zip_source_function.mdoc
@@ -162,6 +162,6 @@
 .Xr zip_stat_init 3
 .Sh AUTHORS
 .An -nosplit
-.An Dieter Baron Aq dillo@nih.at
+.An Dieter Baron Aq Mt dillo@nih.at
 and
-.An Thomas Klausner Aq tk@giga.or.at
+.An Thomas Klausner Aq Mt tk@giga.or.at