lib/PublicInbox/Feed.pm | 4 ++++

diff --git a/lib/PublicInbox/Feed.pm b/lib/PublicInbox/Feed.pm
index 0f0528c91dbefea3b0d02d44cb9d3f666ec50f40..4671323cc1bd74b48a07c905b9065d889d28bcc9 100644
--- a/lib/PublicInbox/Feed.pm
+++ b/lib/PublicInbox/Feed.pm
@@ -182,6 +182,10 @@ 				push @commits, $1;
 				last;
 			}
 		}
+	} elsif ($reverse) {
+		unshift @commits, undef
+	} else {
+		push @commits, undef;
 	}
 
 	close $log; # we may EPIPE here