diff --git a/plugins/client.go b/plugins/client.go
index b54d6f2..0d6be23 100644
--- a/plugins/client.go
+++ b/plugins/client.go
@@ -101,6 +101,7 @@ func (c *Client) SendFile(serviceMethod string, data io.Reader, ret interface{})
 	if err != nil {
 		return err
 	}
+	defer body.Close()
 	if err := json.NewDecoder(body).Decode(&ret); err != nil {
 		logrus.Errorf("%s: error reading plugin resp: %v", serviceMethod, err)
 		return err