diff options
| -rw-r--r-- | lib/PublicInbox/View.pm | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm index e0d81f00..db0cdc0e 100644 --- a/lib/PublicInbox/View.pm +++ b/lib/PublicInbox/View.pm @@ -94,7 +94,7 @@ sub in_reply_to { my ($hdr) = @_; my $irt = $hdr->header_raw('In-Reply-To'); - return mid_clean($irt) if (defined $irt); + return mid_clean($irt) if defined $irt && $irt ne ''; my $refs = $hdr->header_raw('References'); if ($refs && $refs =~ /<([^>]+)>\s*\z/s) { |