diff --git a/weed/operation/upload_content.go b/weed/operation/upload_content.go
index b4dd0e149..8cf31e382 100644
--- a/weed/operation/upload_content.go
+++ b/weed/operation/upload_content.go
@@ -13,6 +13,7 @@ import (
 	"net/textproto"
 	"path/filepath"
 	"strings"
+	"time"
 
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/security"
diff --git a/weed/util/http_util.go b/weed/util/http_util.go
index fb927be02..21e0a678d 100644
--- a/weed/util/http_util.go
+++ b/weed/util/http_util.go
@@ -11,6 +11,7 @@ import (
 	"net/http"
 	"net/url"
 	"strings"
+	"time"
 
 	"github.com/chrislusf/seaweedfs/weed/security"
 )