diff --git a/cmd/lotus-shed/invariants.go b/cmd/lotus-shed/invariants.go
index bbd1647f3..9fb67393d 100644
--- a/cmd/lotus-shed/invariants.go
+++ b/cmd/lotus-shed/invariants.go
@@ -7,12 +7,11 @@ import (
 	"strconv"
 	"time"
 
-	"github.com/filecoin-project/go-state-types/abi"
-
 	"github.com/ipfs/go-cid"
 	"github.com/urfave/cli/v2"
 	"golang.org/x/xerrors"
 
+	"github.com/filecoin-project/go-state-types/abi"
 	actorstypes "github.com/filecoin-project/go-state-types/actors"
 	"github.com/filecoin-project/go-state-types/builtin"
 	v8 "github.com/filecoin-project/go-state-types/builtin/v8"