1 files changed, 1 insertions, 1 deletions
diff --git a/lib/PublicInbox/Listener.pm b/lib/PublicInbox/Listener.pm
index c8315810..64bba5b0 100644
--- a/lib/PublicInbox/Listener.pm
+++ b/lib/PublicInbox/Listener.pm
@@ -20,7 +20,7 @@ sub new ($$$) {
          my ($class, $s, $cb) = @_;
          setsockopt($s, SOL_SOCKET, SO_KEEPALIVE, 1);
          setsockopt($s, IPPROTO_TCP, TCP_NODELAY, 1); # ignore errors on non-TCP
-        listen($s, 1024);
+        listen($s, 2**31 - 1); # kernel will clamp
          my $self = bless { post_accept => $cb }, $class;
          $self->SUPER::new($s, EPOLLIN|EPOLLET|EPOLLEXCLUSIVE);
  }