diff --git a/MLPerf/training/image_segmentation/pytorch/U-Net3D.def b/MLPerf/training/image_segmentation/pytorch/U-Net3D.def
index 3496f72acec5520201879bc2ae3a12fbc000befa..c145a55e5be29cfaa064ed8d1c99d4a71e0c8588 100644
--- a/MLPerf/training/image_segmentation/pytorch/U-Net3D.def
+++ b/MLPerf/training/image_segmentation/pytorch/U-Net3D.def
@@ -12,10 +12,6 @@ export PYTHONNOUSERSITE=True
 mkdir -p /workspace/unet3d
 cd /workspace/unet3d
 
-apt-key del 7fa2af80
-apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2004/x86_64/3bf863cc.pub
-apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/machine-learning/repos/ubuntu2004/x86_64/7fa2af80.pub
-
 apt-get update && \
     apt-get upgrade -y && \
     apt-get install -y git