diff --git a/api/test/window_post.go b/api/test/window_post.go
index 1e8090f11..04e709b86 100644
--- a/api/test/window_post.go
+++ b/api/test/window_post.go
@@ -247,7 +247,6 @@ func pledgeSectors(t *testing.T, ctx context.Context, miner TestStorageNode, n,
 		toCheck[number] = struct{}{}
 	}
 
-
 	for len(toCheck) > 0 {
 		flushSealingBatches(t, ctx, miner)
 
@@ -264,7 +263,6 @@ func pledgeSectors(t *testing.T, ctx context.Context, miner TestStorageNode, n,
 			}
 		}
 
-
 		build.Clock.Sleep(100 * time.Millisecond)
 		fmt.Printf("WaitSeal: %d %+v\n", len(s), states)
 	}
diff --git a/chain/actors/policy/policy.go b/chain/actors/policy/policy.go
index 1a95c4635..113544c05 100644
--- a/chain/actors/policy/policy.go
+++ b/chain/actors/policy/policy.go
@@ -39,7 +39,7 @@ const (
 	ChainFinality                  = miner5.ChainFinality
 	SealRandomnessLookback         = ChainFinality
 	PaychSettleDelay               = paych5.SettleDelay
-	MaxPreCommitRandomnessLookback = builtin5.EpochsInDay + SealRandomnessLookback // todo fix
+	MaxPreCommitRandomnessLookback = builtin5.EpochsInDay + SealRandomnessLookback
 )
 
 // SetSupportedProofTypes sets supported proof types, across all actor versions.
diff --git a/cmd/lotus-shed/main.go b/cmd/lotus-shed/main.go
index ebe4f014a..0e0a13a55 100644
--- a/cmd/lotus-shed/main.go
+++ b/cmd/lotus-shed/main.go
@@ -20,6 +20,7 @@ func main() {
 		base32Cmd,
 		base16Cmd,
 		bitFieldCmd,
+		cronWcCmd,
 		frozenMinersCmd,
 		keyinfoCmd,
 		jwtCmd,
diff --git a/go.sum b/go.sum
index c281e0fdb..3ef546ba4 100644
--- a/go.sum
+++ b/go.sum
@@ -293,7 +293,6 @@ github.com/filecoin-project/go-state-types v0.0.0-20200903145444-247639ffa6ad/go
 github.com/filecoin-project/go-state-types v0.0.0-20200904021452-1883f36ca2f4/go.mod h1:IQ0MBPnonv35CJHtWSN3YY1Hz2gkPru1Q9qoaYLxx9I=
 github.com/filecoin-project/go-state-types v0.0.0-20200928172055-2df22083d8ab/go.mod h1:ezYnPf0bNkTsDibL/psSz5dy4B5awOJ/E7P2Saeep8g=
 github.com/filecoin-project/go-state-types v0.0.0-20201102161440-c8033295a1fc/go.mod h1:ezYnPf0bNkTsDibL/psSz5dy4B5awOJ/E7P2Saeep8g=
-github.com/filecoin-project/go-state-types v0.1.0 h1:9r2HCSMMCmyMfGyMKxQtv0GKp6VT/m5GgVk8EhYbLJU=
 github.com/filecoin-project/go-state-types v0.1.0/go.mod h1:ezYnPf0bNkTsDibL/psSz5dy4B5awOJ/E7P2Saeep8g=
 github.com/filecoin-project/go-state-types v0.1.1-0.20210506134452-99b279731c48 h1:Jc4OprDp3bRDxbsrXNHPwJabZJM3iDy+ri8/1e0ZnX4=
 github.com/filecoin-project/go-state-types v0.1.1-0.20210506134452-99b279731c48/go.mod h1:ezYnPf0bNkTsDibL/psSz5dy4B5awOJ/E7P2Saeep8g=
@@ -310,10 +309,8 @@ github.com/filecoin-project/specs-actors v0.9.13 h1:rUEOQouefi9fuVY/2HOroROJlZbO
 github.com/filecoin-project/specs-actors v0.9.13/go.mod h1:TS1AW/7LbG+615j4NsjMK1qlpAwaFsG9w0V2tg2gSao=
 github.com/filecoin-project/specs-actors/v2 v2.0.1/go.mod h1:v2NZVYinNIKA9acEMBm5wWXxqv5+frFEbekBFemYghY=
 github.com/filecoin-project/specs-actors/v2 v2.3.2/go.mod h1:UuJQLoTx/HPvvWeqlIFmC/ywlOLHNe8SNQ3OunFbu2Y=
-github.com/filecoin-project/specs-actors/v2 v2.3.4/go.mod h1:UuJQLoTx/HPvvWeqlIFmC/ywlOLHNe8SNQ3OunFbu2Y=
 github.com/filecoin-project/specs-actors/v2 v2.3.5-0.20210114162132-5b58b773f4fb h1:orr/sMzrDZUPAveRE+paBdu1kScIUO5zm+HYeh+VlhA=
 github.com/filecoin-project/specs-actors/v2 v2.3.5-0.20210114162132-5b58b773f4fb/go.mod h1:LljnY2Mn2homxZsmokJZCpRuhOPxfXhvcek5gWkmqAc=
-github.com/filecoin-project/specs-actors/v3 v3.0.4-0.20210227000520-b3317b86f4d1/go.mod h1:oMcmEed6B7H/wHabM3RQphTIhq0ibAKsbpYs+bQ/uxQ=
 github.com/filecoin-project/specs-actors/v3 v3.1.0 h1:s4qiPw8pgypqBGAy853u/zdZJ7K9cTZdM1rTiSonHrg=
 github.com/filecoin-project/specs-actors/v3 v3.1.0/go.mod h1:mpynccOLlIRy0QnR008BwYBwT9fen+sPR13MA1VmMww=
 github.com/filecoin-project/specs-actors/v4 v4.0.0 h1:vMALksY5G3J5rj3q9rbcyB+f4Tk1xrLqSgdB3jOok4s=