diff --git a/pkg/tools/shell.go b/pkg/tools/shell.go
index bd612d9ae..d9430672f 100644
--- a/pkg/tools/shell.go
+++ b/pkg/tools/shell.go
@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"context"
 	"fmt"
-	"github.com/sipeed/picoclaw/pkg/config"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -12,6 +11,8 @@ import (
 	"runtime"
 	"strings"
 	"time"
+
+	"github.com/sipeed/picoclaw/pkg/config"
 )
 
 type ExecTool struct {