diff --git a/chain/actors/actor_miner.go b/chain/actors/actor_miner.go
index 441baf485..f0b21d5a8 100644
--- a/chain/actors/actor_miner.go
+++ b/chain/actors/actor_miner.go
@@ -125,8 +125,8 @@ type maMethods struct {
 	GetSectorSize        uint64
 	UpdatePeerID         uint64
 	ChangeWorker         uint64
-	IsLate uint64
-	CheckMiner               uint64
+	IsLate               uint64
+	CheckMiner           uint64
 	DeclareFaults        uint64
 	SlashConsensusFault  uint64
 }
diff --git a/chain/stmgr/stmgr.go b/chain/stmgr/stmgr.go
index e827727e0..506cf1a54 100644
--- a/chain/stmgr/stmgr.go
+++ b/chain/stmgr/stmgr.go
@@ -187,6 +187,24 @@ func (sm *StateManager) computeTipSetState(ctx context.Context, blks []*types.Bl
 		}
 	}
 
+	// TODO: cron actor
+	ret, err := vmi.ApplyMessage(ctx, &types.Message{
+		To:       actors.StoragePowerAddress,
+		From:     actors.StoragePowerAddress,
+		Nonce:    blks[0].Height,
+		Value:    types.NewInt(0),
+		GasPrice: types.NewInt(0),
+		GasLimit: types.NewInt(1 << 30), // Make super sure this is never too little
+		Method:   actors.SPAMethods.CheckProofSubmissions,
+		Params:   nil,
+	})
+	if err != nil {
+		return cid.Undef, cid.Undef, err
+	}
+	if ret.ExitCode != 0 {
+		return cid.Undef, cid.Undef, xerrors.Errorf("CheckProofSubmissions exit was non-zero: %d", ret.ExitCode)
+	}
+
 	bs := amt.WrapBlockstore(sm.cs.Blockstore())
 	rectroot, err := amt.FromArray(bs, receipts)
 	if err != nil {