diff --git a/weed/operation/upload_content.go b/weed/operation/upload_content.go
index 030bf5889..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"
@@ -30,9 +31,10 @@ var (
 )
 
 func init() {
-	client = &http.Client{Transport: &http.Transport{
-		MaxIdleConnsPerHost: 1024,
-	}}
+	client = &http.Client{
+		Transport: &http.Transport{MaxIdleConnsPerHost: 1024},
+		Timeout:   5 * time.Second,
+	}
 }
 
 var fileNameEscaper = strings.NewReplacer("\\", "\\\\", "\"", "\\\"")
diff --git a/weed/util/http_util.go b/weed/util/http_util.go
index 77a7a5fa3..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"
 )
@@ -24,7 +25,10 @@ func init() {
 	Transport = &http.Transport{
 		MaxIdleConnsPerHost: 1024,
 	}
-	client = &http.Client{Transport: Transport}
+	client = &http.Client{
+		Transport: Transport,
+		Timeout:   5 * time.Second,
+	}
 }
 
 func PostBytes(url string, body []byte) ([]byte, error) {
@@ -63,6 +67,8 @@ func Post(url string, values url.Values) ([]byte, error) {
 	return b, nil
 }
 
+//	github.com/chrislusf/seaweedfs/unmaintained/repeated_vacuum/repeated_vacuum.go
+//	may need increasing http.Client.Timeout
 func Get(url string) ([]byte, error) {
 	r, err := client.Get(url)
 	if err != nil {