filter: do not strip Reply-To

It's often part of idiotic policies to prevent mailing lists
from working at all.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/PublicInbox/Filter.pm b/lib/PublicInbox/Filter.pm
index cab6aad1..6f28e013 100644
--- a/lib/PublicInbox/Filter.pm
+++ b/lib/PublicInbox/Filter.pm
@@ -29,10 +29,10 @@ sub run {
         # kill potentially bad/confusing headers
         # Note: ssoma already does this, but since we mangle the message,
         # we should do this before it gets to ssoma.
-        # We also kill Mail-{Followup,Reply}-To and Reply-To headers due to
+        # We also kill Mail-{Followup,Reply}-To headers due to
         # the nature of public-inbox having no real subscribers.
         foreach my $d (qw(status lines content-length
-                        mail-followup-to mail-reply-to reply-to)) {
+                        mail-followup-to mail-reply-to)) {
                 $mime->header_set($d);
         }