diff --git a/nways_Dockerfile_python b/nways_Dockerfile_python
index 3d93032..65cad9c 100644
--- a/nways_Dockerfile_python
+++ b/nways_Dockerfile_python
@@ -5,7 +5,7 @@
 # Finally, open http://localhost:8888/
 
 #FROM nvidia/cuda:11.2.2-devel-ubuntu20.04
-FROM nvidia/cuda:11.4.2-devel-ubuntu20.04
+FROM nvcr.io/nvidia/cuda:11.4.2-devel-ubuntu20.04
 
 #####
 # Read https://forums.developer.nvidia.com/t/notice-cuda-linux-repository-key-rotation/212772