diff --git a/storage/pipeline/precommit_batch.go b/storage/pipeline/precommit_batch.go
index 63e263662..98581c1bc 100644
--- a/storage/pipeline/precommit_batch.go
+++ b/storage/pipeline/precommit_batch.go
@@ -321,13 +321,13 @@ func (b *PreCommitBatcher) processSingle(cfg sealiface.Config, mi api.MinerInfo,
 }
 
 func (b *PreCommitBatcher) processPreCommitBatch(cfg sealiface.Config, bf abi.TokenAmount, entries []*preCommitEntry, nv network.Version) ([]sealiface.PreCommitBatchRes, error) {
-	params := miner.PreCommitSectorBatchParams{}
+	params := miner.PreCommitSectorBatchParams2{}
 	deposit := big.Zero()
 	var res sealiface.PreCommitBatchRes
 
 	for _, p := range entries {
 		res.Sectors = append(res.Sectors, p.pci.SectorNumber)
-		params.Sectors = append(params.Sectors, *infoToPreCommitSectorParams(p.pci))
+		params.Sectors = append(params.Sectors, *p.pci)
 		deposit = big.Add(deposit, p.deposit)
 	}
 
@@ -367,7 +367,7 @@ func (b *PreCommitBatcher) processPreCommitBatch(cfg sealiface.Config, bf abi.To
 		return []sealiface.PreCommitBatchRes{res}, xerrors.Errorf("no good address found: %w", err)
 	}
 
-	_, err = simulateMsgGas(b.mctx, b.api, from, b.maddr, builtin.MethodsMiner.PreCommitSectorBatch, needFunds, maxFee, enc.Bytes())
+	_, err = simulateMsgGas(b.mctx, b.api, from, b.maddr, builtin.MethodsMiner.PreCommitSectorBatch2, needFunds, maxFee, enc.Bytes())
 
 	if err != nil && (!api.ErrorIsIn(err, []error{&api.ErrOutOfGas{}}) || len(entries) == 1) {
 		res.Error = err.Error()
@@ -385,7 +385,7 @@ func (b *PreCommitBatcher) processPreCommitBatch(cfg sealiface.Config, bf abi.To
 	}
 
 	// If state call succeeds, we can send the message for real
-	mcid, err := sendMsg(b.mctx, b.api, from, b.maddr, builtin.MethodsMiner.PreCommitSectorBatch, needFunds, maxFee, enc.Bytes())
+	mcid, err := sendMsg(b.mctx, b.api, from, b.maddr, builtin.MethodsMiner.PreCommitSectorBatch2, needFunds, maxFee, enc.Bytes())
 	if err != nil {
 		res.Error = err.Error()
 		return []sealiface.PreCommitBatchRes{res}, xerrors.Errorf("pushing message to mpool: %w", err)