diff --git a/daemon/func_test.go b/daemon/func_test.go
index 502eb48..2cca16f 100644
--- a/daemon/func_test.go
+++ b/daemon/func_test.go
@@ -1,7 +1,7 @@
 package daemon
 
 import (
-	"os"
+	"github.com/HouzuoGuo/saptune/system"
 	"testing"
 	"time"
 )