t/imapd.t | 10 ++++++++--

diff --git a/t/imapd.t b/t/imapd.t
index aba3ed8230328875bfd6d7b51625143f284f6bb4..edfc52046d27234e0ab905af0797b819e07e1554 100644
--- a/t/imapd.t
+++ b/t/imapd.t
@@ -148,10 +148,16 @@ 	# higher than any assigned UID value.
 	my $exp = $mic->fetch_hash(1, 'UID');
 	$ret = $mic->fetch_hash('559:*', 'UID');
 	is_deeply($ret, $exp, 'beginning range too big');
-	for my $r (qw(559:558 558:559)) {
-		$ret = $mic->fetch_hash($r, 'UID');
+	{
+		my @w; # Mail::IMAPClient hits a warning via overload
+		local $SIG{__WARN__} = sub { push @w, @_ };
+		$ret = $mic->fetch_hash(my $r = '559:558', 'UID');
 		is_deeply($ret, {}, "out-of-range UID FETCH $r");
+		@w = grep(!/\boverload\.pm\b/, @w);
+		is_deeply(\@w, [], 'no unexpected warning');
 	}
+	$ret = $mic->fetch_hash(my $r = '558:559', 'UID');
+	is_deeply($ret, {}, "out-of-range UID FETCH $r");
 }
 
 for my $r ('1:*', '1') {