diff --git a/build/params_testground.go b/build/params_testground.go
index 77e312ac2..1b30ae2e9 100644
--- a/build/params_testground.go
+++ b/build/params_testground.go
@@ -80,5 +80,6 @@ var (
 		0: DrandMainnet,
 	}
 
-	NewestNetworkVersion = network.Version2
+	NewestNetworkVersion       = network.Version2
+	ActorUpgradeNetworkVersion = network.Version3
 )
diff --git a/extern/storage-sealing/checks.go b/extern/storage-sealing/checks.go
index ae5ce0d33..677cef1e9 100644
--- a/extern/storage-sealing/checks.go
+++ b/extern/storage-sealing/checks.go
@@ -105,6 +105,7 @@ func checkPrecommit(ctx context.Context, maddr address.Address, si SectorInfo, t
 		msd = v0miner.MaxSealDuration[si.SectorType]
 	} else {
 		// TODO: ActorUpgrade
+		msd = 0
 	}
 
 	if height-(si.TicketEpoch+SealRandomnessLookback) > msd {
diff --git a/extern/storage-sealing/precommit_policy.go b/extern/storage-sealing/precommit_policy.go
index e36b8251a..76d867144 100644
--- a/extern/storage-sealing/precommit_policy.go
+++ b/extern/storage-sealing/precommit_policy.go
@@ -90,6 +90,7 @@ func (p *BasicPreCommitPolicy) Expiration(ctx context.Context, ps ...Piece) (abi
 		wpp = v0miner.WPoStProvingPeriod
 	} else {
 		// TODO: ActorUpgrade
+		wpp = 0
 	}
 
 	*end += wpp - (*end % wpp) + p.provingBoundary - 1
diff --git a/extern/storage-sealing/precommit_policy_test.go b/extern/storage-sealing/precommit_policy_test.go
index 30b538a88..52814167a 100644
--- a/extern/storage-sealing/precommit_policy_test.go
+++ b/extern/storage-sealing/precommit_policy_test.go
@@ -2,9 +2,10 @@ package sealing_test
 
 import (
 	"context"
+	"testing"
+
 	"github.com/filecoin-project/go-state-types/network"
 	"github.com/filecoin-project/lotus/build"
-	"testing"
 
 	"github.com/ipfs/go-cid"
 	"github.com/stretchr/testify/assert"
diff --git a/extern/storage-sealing/sealing.go b/extern/storage-sealing/sealing.go
index 6d60e7a6e..01551e6d7 100644
--- a/extern/storage-sealing/sealing.go
+++ b/extern/storage-sealing/sealing.go
@@ -431,9 +431,8 @@ func (m *Sealing) getPreCommitChallengeDelay(ctx context.Context, tok TipSetToke
 
 	if nv < build.ActorUpgradeNetworkVersion {
 		return v0miner.PreCommitChallengeDelay, nil
-	} else {
-		// TODO: ActorUpgrade
-		return -1, nil
 	}
 
+	// TODO: ActorUpgrade
+	return -1, nil
 }
diff --git a/extern/storage-sealing/states_sealing.go b/extern/storage-sealing/states_sealing.go
index f0ff4025d..6ae42a91f 100644
--- a/extern/storage-sealing/states_sealing.go
+++ b/extern/storage-sealing/states_sealing.go
@@ -195,6 +195,8 @@ func (m *Sealing) handlePreCommitting(ctx statemachine.Context, sector SectorInf
 		mse = v0miner.MinSectorExpiration
 	} else {
 		// TODO: ActorUpgrade
+		msd = 0
+		mse = 0
 	}
 
 	if minExpiration := height + msd + mse + 10; expiration < minExpiration {
@@ -395,6 +397,7 @@ func (m *Sealing) handleSubmitCommit(ctx statemachine.Context, sector SectorInfo
 		}
 	} else {
 		// TODO: ActorUpgrade
+		enc = nil
 	}
 
 	waddr, err := m.api.StateMinerWorkerAddress(ctx.Context(), m.maddr, tok)
diff --git a/go.sum b/go.sum
index 3d012da92..5ebec6cbf 100644
--- a/go.sum
+++ b/go.sum
@@ -226,10 +226,6 @@ github.com/filecoin-project/go-data-transfer v0.6.3 h1:7TLwm8nuodHYD/uiwJjKc/PGR
 github.com/filecoin-project/go-data-transfer v0.6.3/go.mod h1:PmBKVXkhh67/tnEdJXQwDHl5mT+7Tbcwe1NPninqhnM=
 github.com/filecoin-project/go-fil-commcid v0.0.0-20200716160307-8f644712406f h1:GxJzR3oRIMTPtpZ0b7QF8FKPK6/iPAc7trhlL5k/g+s=
 github.com/filecoin-project/go-fil-commcid v0.0.0-20200716160307-8f644712406f/go.mod h1:Eaox7Hvus1JgPrL5+M3+h7aSPHc0cVqpSxA+TxIEpZQ=
-github.com/filecoin-project/go-fil-markets v0.6.1-0.20200911011457-2959ccca6a3c h1:YGoyYmELQ0LHwDj/WcOvY3oYt+3iM0wdrAhqJQUAIy4=
-github.com/filecoin-project/go-fil-markets v0.6.1-0.20200911011457-2959ccca6a3c/go.mod h1:PLr9svZxsnHkae1Ky7+66g7fP9AlneVxIVu+oSMq56A=
-github.com/filecoin-project/go-fil-markets v0.6.1-0.20200917050751-2af52e9606c6 h1:k97Z2JP3WpDVGU/7Bz3RtnqrYtn9X428Ps8OkoFq61I=
-github.com/filecoin-project/go-fil-markets v0.6.1-0.20200917050751-2af52e9606c6/go.mod h1:PLr9svZxsnHkae1Ky7+66g7fP9AlneVxIVu+oSMq56A=
 github.com/filecoin-project/go-fil-markets v0.6.1-0.20200917052354-ee0af754c6e9 h1:SnCUC9wHDId9TtV8PsQp8q1OOsi+NOLOwitIDnAgUa4=
 github.com/filecoin-project/go-fil-markets v0.6.1-0.20200917052354-ee0af754c6e9/go.mod h1:PLr9svZxsnHkae1Ky7+66g7fP9AlneVxIVu+oSMq56A=
 github.com/filecoin-project/go-hamt-ipld v0.1.5 h1:uoXrKbCQZ49OHpsTCkrThPNelC4W3LPEk0OrS/ytIBM=
diff --git a/node/impl/full/state.go b/node/impl/full/state.go
index 04055043a..729baef2c 100644
--- a/node/impl/full/state.go
+++ b/node/impl/full/state.go
@@ -3,7 +3,6 @@ package full
 import (
 	"bytes"
 	"context"
-	"errors"
 	"strconv"
 
 	v0market "github.com/filecoin-project/specs-actors/actors/builtin/market"
@@ -47,8 +46,6 @@ import (
 	"github.com/filecoin-project/lotus/node/modules/dtypes"
 )
 
-var errBreakForeach = errors.New("break")
-
 type StateAPI struct {
 	fx.In