diff --git a/miner/miner.go b/miner/miner.go
index 102b49b0c..bf76e1067 100644
--- a/miner/miner.go
+++ b/miner/miner.go
@@ -396,7 +396,11 @@ func (m *Miner) mineOne(ctx context.Context, base *MiningBase) (*types.BlockMsg,
 
 	tCreateBlock := build.Clock.Now()
 	dur := tCreateBlock.Sub(start)
-	log.Infow("mined new block", "cid", b.Cid(), "height", b.Header.Height, "miner", b.Header.Miner, "parents", len(b.Header.Parents), "took", dur)
+	parentMiners := make([]address.Address, len(base.TipSet.Blocks()))
+	for i, header := range base.TipSet.Blocks() {
+		parentMiners[i] = header.Miner
+	}
+	log.Infow("mined new block", "cid", b.Cid(), "height", b.Header.Height, "miner", b.Header.Miner, "parents", parentMiners, "took", dur)
 	if dur > time.Second*time.Duration(build.BlockDelaySecs) {
 		log.Warnw("CAUTION: block production took longer than the block delay. Your computer may not be fast enough to keep up",
 			"tMinerBaseInfo ", tMBI.Sub(start),