diff --git a/src/bin/pg_basebackup/t/010_pg_basebackup.pl b/src/bin/pg_basebackup/t/010_pg_basebackup.pl
index a00f7b0e1a2..cce14b83e10 100644
--- a/src/bin/pg_basebackup/t/010_pg_basebackup.pl
+++ b/src/bin/pg_basebackup/t/010_pg_basebackup.pl
@@ -255,9 +255,6 @@ $node->command_ok(
 		'stream',                '--no-slot' ],
 	'pg_basebackup -X stream runs with --no-slot');
 
-$node->command_fails(
-	[ 'pg_basebackup', '-D', "$tempdir/fail", '-S', 'slot1' ],
-	'pg_basebackup with replication slot fails without -X stream');
 $node->command_fails(
 	[   'pg_basebackup',             '-D',
 		"$tempdir/backupxs_sl_fail", '-X',
@@ -271,6 +268,9 @@ my $lsn = $node->safe_psql('postgres',
 	q{SELECT restart_lsn FROM pg_replication_slots WHERE slot_name = 'slot1'}
 );
 is($lsn, '', 'restart LSN of new slot is null');
+$node->command_fails(
+	[ 'pg_basebackup', '-D', "$tempdir/fail", '-S', 'slot1', '-X', 'none' ],
+	'pg_basebackup with replication slot fails without WAL streaming');
 $node->command_ok(
 	[   'pg_basebackup', '-D', "$tempdir/backupxs_sl", '-X',
 		'stream',        '-S', 'slot1' ],