diff --git a/bapps/olc.go b/bapps/olc.go
index 9f58a26..33198e2 100644
--- a/bapps/olc.go
+++ b/bapps/olc.go
@@ -5,8 +5,9 @@ import (
 	"os"
 	"strings"
 
-	"github.com/milvus-io/birdwatcher/common"
 	"github.com/samber/lo"
+
+	"github.com/milvus-io/birdwatcher/common"
 )
 
 type olcApp struct {
diff --git a/states/exit.go b/states/exit.go
index 626f428..3138e89 100644
--- a/states/exit.go
+++ b/states/exit.go
@@ -3,9 +3,10 @@ package states
 import (
 	"context"
 
+	"github.com/spf13/cobra"
+
 	"github.com/milvus-io/birdwatcher/common"
 	"github.com/milvus-io/birdwatcher/framework"
-	"github.com/spf13/cobra"
 )
 
 // getExitCmd returns exit command for input state.