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-rw-r--r--lib/PublicInbox/Inbox.pm2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/PublicInbox/Inbox.pm b/lib/PublicInbox/Inbox.pm
index 3b5ac970..b0894a7d 100644
--- a/lib/PublicInbox/Inbox.pm
+++ b/lib/PublicInbox/Inbox.pm
@@ -70,7 +70,7 @@ sub _cleanup_later ($) {
         my ($self) = @_;
         $cleanup_avail = cleanup_possible() if $cleanup_avail < 0;
         return if $cleanup_avail != 1;
-        $cleanup_timer ||= PublicInbox::DS::later(*cleanup_task);
+        $cleanup_timer //= PublicInbox::DS::later(\&cleanup_task);
         $CLEANUP->{"$self"} = $self;
 }