1 files changed, 1 insertions, 1 deletions
diff --git a/lib/PublicInbox/Inbox.pm b/lib/PublicInbox/Inbox.pm
index b9cd4c40..f3070383 100644
--- a/lib/PublicInbox/Inbox.pm
+++ b/lib/PublicInbox/Inbox.pm
@@ -75,7 +75,7 @@ sub new {
          _set_uint($opts, 'feedmax', 25);
          $opts->{nntpserver} ||= $pi_config->{'publicinbox.nntpserver'};
          my $dir = $opts->{mainrepo};
-        if (defined $dir && -f "$dir/msgmap.sqlite3") { # XXX DIRTY
+        if (defined $dir && -f "$dir/inbox.lock") {
                  $opts->{version} = 2;
          }
          bless $opts, $class;