diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index 74839f6f2e0c..8d15c73a520b 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -909,4 +909,5 @@ void blk_unregister_queue(struct gendisk *disk)
 	mutex_unlock(&q->sysfs_dir_lock);
 
 	blk_debugfs_remove(disk);
+	kobject_put(&disk->queue_kobj);
 }