diff --git a/docker/Dockerfile.pytorchv1.4 b/docker/Dockerfile.pytorchv1.4
index 2c6bf0c..560e3f4 100644
--- a/docker/Dockerfile.pytorchv1.4
+++ b/docker/Dockerfile.pytorchv1.4
@@ -1,3 +1,6 @@
+ added line 1
+ added line 2
+ added line 3
 FROM dorowu/ubuntu-desktop-lxde-vnc:bionic
 LABEL maintainer="seigot<s.takada.3o3@gmail.com>"