diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index 9bfbf01988..0d1f8d44aa 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -38,7 +38,6 @@ import (
 	"github.com/ethereum/go-ethereum/accounts/keystore"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/fdlimit"
-	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/consensus/ethash"
 	"github.com/ethereum/go-ethereum/core"
 	"github.com/ethereum/go-ethereum/core/rawdb"
diff --git a/internal/flags/categories.go b/internal/flags/categories.go
index 3ff0767921..b208922228 100644
--- a/internal/flags/categories.go
+++ b/internal/flags/categories.go
@@ -22,6 +22,7 @@ const (
 	EthCategory        = "ETHEREUM"
 	LightCategory      = "LIGHT CLIENT"
 	DevCategory        = "DEVELOPER CHAIN"
+	EthashCategory     = "ETHASH"
 	StateCategory      = "STATE HISTORY MANAGEMENT"
 	TxPoolCategory     = "TRANSACTION POOL (EVM)"
 	BlobPoolCategory   = "TRANSACTION POOL (BLOB)"