diff --git a/cmd/bitxhub/cert.go b/cmd/bitxhub/cert.go
index e2e3cb1..e41adef 100644
--- a/cmd/bitxhub/cert.go
+++ b/cmd/bitxhub/cert.go
@@ -398,6 +398,11 @@ func generatePrivKey(ctx *cli.Context, opt crypto.KeyType) error {
 	name := ctx.String("name")
 	target := ctx.String("target")
 
+	target, err := filepath.Abs(target)
+	if err != nil {
+		return fmt.Errorf("get absolute key path: %w", err)
+	}
+
 	privKey, err := asym.GenerateKeyPair(opt)
 	if err != nil {
 		return fmt.Errorf("generate key: %w", err)
@@ -425,5 +430,6 @@ func generatePrivKey(ctx *cli.Context, opt crypto.KeyType) error {
 		return fmt.Errorf("pem encode: %w", err)
 	}
 
+	fmt.Printf("%s.priv key is generated under directory %s\n", name, target)
 	return nil
 }
diff --git a/cmd/bitxhub/key.go b/cmd/bitxhub/key.go
index bbadf66..dd65015 100755
--- a/cmd/bitxhub/key.go
+++ b/cmd/bitxhub/key.go
@@ -19,7 +19,7 @@ func keyCMD() cli.Command {
 		Subcommands: []cli.Command{
 			{
 				Name:  "gen",
-				Usage: "Create new Secp256k1 private key",
+				Usage: "Create new Secp256k1 private key in specified directory",
 				Flags: []cli.Flag{
 					cli.StringFlag{
 						Name:     "name",