diff --git a/cmd/lotus-shed/actor.go b/cmd/lotus-shed/actor.go
index 037b6d433..f8d56a0da 100644
--- a/cmd/lotus-shed/actor.go
+++ b/cmd/lotus-shed/actor.go
@@ -34,6 +34,7 @@ var actorCmd = &cli.Command{
 		actorControl,
 		actorProposeChangeWorker,
 		actorConfirmChangeWorker,
+		actorGetMethodNum,
 	},
 }
 
@@ -809,3 +810,24 @@ var actorConfirmChangeWorker = &cli.Command{
 		return nil
 	},
 }
+
+var actorGetMethodNum = &cli.Command{
+	Name:      "generate-method-num",
+	Usage:     "Generate method number from method name",
+	ArgsUsage: "[methodName]",
+	Action: func(cctx *cli.Context) error {
+		if !cctx.Args().Present() {
+			return fmt.Errorf("must pass methodNum")
+		}
+
+		methodName := cctx.Args().First()
+		methodNum, err := builtin.GenerateMethodNum(methodName)
+		if err != nil {
+			return err
+		}
+
+		fmt.Println("Method Num: ", methodNum)
+
+		return nil
+	},
+}
diff --git a/go.mod b/go.mod
index f8f875350..21b18674e 100644
--- a/go.mod
+++ b/go.mod
@@ -43,7 +43,7 @@ require (
 	github.com/filecoin-project/go-legs v0.4.4
 	github.com/filecoin-project/go-padreader v0.0.1
 	github.com/filecoin-project/go-paramfetch v0.0.4
-	github.com/filecoin-project/go-state-types v0.10.0-alpha-2
+	github.com/filecoin-project/go-state-types v0.10.0-alpha-3
 	github.com/filecoin-project/go-statemachine v1.0.2
 	github.com/filecoin-project/go-statestore v0.2.0
 	github.com/filecoin-project/go-storedcounter v0.1.0
diff --git a/go.sum b/go.sum
index 28d74d583..3e1b1fe77 100644
--- a/go.sum
+++ b/go.sum
@@ -356,8 +356,8 @@ github.com/filecoin-project/go-state-types v0.1.0/go.mod h1:ezYnPf0bNkTsDibL/psS
 github.com/filecoin-project/go-state-types v0.1.6/go.mod h1:UwGVoMsULoCK+bWjEdd/xLCvLAQFBC7EDT477SKml+Q=
 github.com/filecoin-project/go-state-types v0.1.8/go.mod h1:UwGVoMsULoCK+bWjEdd/xLCvLAQFBC7EDT477SKml+Q=
 github.com/filecoin-project/go-state-types v0.1.10/go.mod h1:UwGVoMsULoCK+bWjEdd/xLCvLAQFBC7EDT477SKml+Q=
-github.com/filecoin-project/go-state-types v0.10.0-alpha-2 h1:xz8+sXAuCMane7SkEYCtQjD/zYJ4n1d5bxwYNL8Thf0=
-github.com/filecoin-project/go-state-types v0.10.0-alpha-2/go.mod h1:7ty480tvttEAqWKywhAaDCElk7ksTqEXtXWAzTSdEKo=
+github.com/filecoin-project/go-state-types v0.10.0-alpha-3 h1:8iM9uz+rWRbrg1Zet+YlTJN4XEPNqRkqa3zay2pwV7w=
+github.com/filecoin-project/go-state-types v0.10.0-alpha-3/go.mod h1:FPgQE05BFwZxKw/vCuIaIrzfJKo4RPQQMMPGd43dAFI=
 github.com/filecoin-project/go-statemachine v0.0.0-20200925024713-05bd7c71fbfe/go.mod h1:FGwQgZAt2Gh5mjlwJUlVB62JeYdo+if0xWxSEfBD9ig=
 github.com/filecoin-project/go-statemachine v1.0.2 h1:421SSWBk8GIoCoWYYTE/d+qCWccgmRH0uXotXRDjUbc=
 github.com/filecoin-project/go-statemachine v1.0.2/go.mod h1:jZdXXiHa61n4NmgWFG4w8tnqgvZVHYbJ3yW7+y8bF54=