diff --git a/cluster/cluster_impl/failover_cluster_invoker.go b/cluster/cluster_impl/failover_cluster_invoker.go
index c6a712a4694f85e60bc192f5c2afb4a3f56afe39..699f3d446b5f4857dcc89e5cba3d27b01d7599d6 100644
--- a/cluster/cluster_impl/failover_cluster_invoker.go
+++ b/cluster/cluster_impl/failover_cluster_invoker.go
@@ -18,10 +18,13 @@
 package cluster_impl
 
 import (
-	perrors "github.com/pkg/errors"
 	"strconv"
 )
 
+import (
+	perrors "github.com/pkg/errors"
+)
+
 import (
 	"github.com/apache/dubbo-go/cluster"
 	"github.com/apache/dubbo-go/common/constant"