diff --git a/extern/storage-sealing/states_replica_update.go b/extern/storage-sealing/states_replica_update.go
index caf50fb7e..43d5467ed 100644
--- a/extern/storage-sealing/states_replica_update.go
+++ b/extern/storage-sealing/states_replica_update.go
@@ -2,6 +2,7 @@ package sealing
 
 import (
 	"bytes"
+
 	"github.com/filecoin-project/go-state-types/big"
 	"github.com/filecoin-project/go-state-types/exitcode"
 	statemachine "github.com/filecoin-project/go-statemachine"