diff --git a/nsqd/topic.go b/nsqd/topic.go
index c13b64914..d28717b12 100644
--- a/nsqd/topic.go
+++ b/nsqd/topic.go
@@ -148,7 +148,7 @@ func (t *Topic) Pub(data [][]byte, crc []uint32) error {
 	if atomic.LoadInt32(&t.exitFlag) == 1 {
 		return errors.New("exiting")
 	}
-	// TODO: health
+	// TODO: (WAL) health
 	startIdx, endIdx, err := t.wal.Append(data, crc)
 	if err != nil {
 		return err