diff --git a/common/proxy/proxy_factory/default_test.go b/common/proxy/proxy_factory/default_test.go
index d9c8ffa2525551fc0197e2476e85b5ee51a18ec6..2f59258dfb3580d7fdf072ebb36058be3c0a3a71 100644
--- a/common/proxy/proxy_factory/default_test.go
+++ b/common/proxy/proxy_factory/default_test.go
@@ -21,10 +21,13 @@ import (
 	"testing"
 )
 
+import (
+	"github.com/stretchr/testify/assert"
+)
+
 import (
 	"github.com/apache/dubbo-go/common"
 	"github.com/apache/dubbo-go/protocol"
-	"github.com/stretchr/testify/assert"
 )
 
 func Test_GetProxy(t *testing.T) {
diff --git a/common/url_test.go b/common/url_test.go
index 1093516ce5f5ccedcee2ab22898e0124eae0eca2..75470889e162bc68ea71730ab55f0cc372a35482 100644
--- a/common/url_test.go
+++ b/common/url_test.go
@@ -24,10 +24,13 @@ import (
 )
 
 import (
-	"github.com/apache/dubbo-go/common/constant"
 	"github.com/stretchr/testify/assert"
 )
 
+import (
+	"github.com/apache/dubbo-go/common/constant"
+)
+
 func TestNewURLWithOptions(t *testing.T) {
 	methods := []string{"Methodone,methodtwo"}
 	params := url.Values{}
diff --git a/config/config_loader.go b/config/config_loader.go
index 7b40a26e5a01162bb94efef316dbb00a5d2ccc6a..e8c3951bcf6f9997731eeb8ef2a909598cba96df 100644
--- a/config/config_loader.go
+++ b/config/config_loader.go
@@ -19,7 +19,6 @@ package config
 
 import (
 	"fmt"
-	"github.com/apache/dubbo-go/common"
 	"io/ioutil"
 	"log"
 	"os"
@@ -34,6 +33,7 @@ import (
 )
 
 import (
+	"github.com/apache/dubbo-go/common"
 	"github.com/apache/dubbo-go/common/constant"
 	"github.com/apache/dubbo-go/common/logger"
 	"github.com/apache/dubbo-go/version"