diff --git a/pkg/cmd/migrate.go b/pkg/cmd/migrate.go
deleted file mode 100644
index 8814c5545..000000000
--- a/pkg/cmd/migrate.go
+++ /dev/null
@@ -1,79 +0,0 @@
-package cmd
-
-import (
-	"context"
-	"fmt"
-	"os"
-	"os/exec"
-	"path"
-
-	"github.com/c9s/goose"
-	"github.com/sirupsen/logrus"
-	"github.com/spf13/cobra"
-	"github.com/spf13/viper"
-
-	"github.com/c9s/bbgo/pkg/bbgo"
-)
-
-func init() {
-	MigrateCmd.Flags().Bool("no-update", false, "update source repository")
-	RootCmd.AddCommand(MigrateCmd)
-}
-
-var MigrateCmd = &cobra.Command{
-	Use:          "migrate",
-	Short:        "run database migration",
-	SilenceUsage: true,
-	Args:         cobra.MinimumNArgs(1),
-	RunE: func(cmd *cobra.Command, args []string) error {
-		ctx := context.Background()
-
-		noUpdate, err := cmd.Flags().GetBool("no-update")
-		if err != nil {
-			return err
-		}
-
-		mysqlURL := viper.GetString("mysql-url")
-		mysqlURL = fmt.Sprintf("%s?parseTime=true", mysqlURL)
-		db, err := goose.OpenDBWithDriver("mysql", mysqlURL)
-		if err != nil {
-			return err
-		}
-
-		dotDir := bbgo.HomeDir()
-		sourceDir := bbgo.SourceDir()
-		migrationDir := path.Join(sourceDir, "migrations")
-
-		logrus.Infof("creating dir: %s", dotDir)
-		if err := os.Mkdir(dotDir, 0777); err != nil {
-			// return err
-		}
-
-		logrus.Infof("checking %s", sourceDir)
-		_, err = os.Stat(sourceDir)
-		if err != nil {
-			logrus.Infof("cloning bbgo source into %s ...", sourceDir)
-			cmd := exec.CommandContext(ctx, "git", "clone", "https://github.com/c9s/bbgo", sourceDir)
-			if err := cmd.Run(); err != nil {
-				return err
-			}
-		} else if !noUpdate {
-			logrus.Infof("updating: %s ...", sourceDir)
-			cmd := exec.CommandContext(ctx, "git", "--work-tree", sourceDir, "pull")
-			if err := cmd.Run(); err != nil {
-				return err
-			}
-		}
-
-		logrus.Infof("using migration file dir: %s", migrationDir)
-
-		command := args[0]
-		if err := goose.Run(command, db, migrationDir); err != nil {
-			logrus.Fatalf("goose run: %v", err)
-		}
-
-		defer db.Close()
-
-		return nil
-	},
-}
diff --git a/pkg/cmd/migration.go b/pkg/cmd/migration.go
deleted file mode 100644
index 89225e6ee..000000000
--- a/pkg/cmd/migration.go
+++ /dev/null
@@ -1,2 +0,0 @@
-package cmd
-