diff --git a/Dockerfile.gpu b/Dockerfile.gpu
index 5f462867..6375c9b6 100644
--- a/Dockerfile.gpu
+++ b/Dockerfile.gpu
@@ -7,6 +7,8 @@ ENV LANG=C.UTF-8 \
     LC_ALL=C.UTF-8 \
     PATH=$CONDA_DIR/bin:$PATH
 
+RUN apt-key adv --fetch-keys "http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1604/x86_64/3bf863cc.pub"
+
 RUN apt-get update -y && \
 		apt-get install -y --no-install-recommends \
 			git \
diff --git a/README.md b/README.md
index 8aab285b..fd6e4ad4 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@ Adjust as appropriate.
 DISTRO=ubuntu
 VERSION=1604
 ARCH=x86_64
-sudo apt-key adv --fetch-keys http://developer.download.nvidia.com/compute/cuda/repos/${DISTRO}${VERSION}/${ARCH}/7fa2af80.pub
+sudo apt-key adv --fetch-keys http://developer.download.nvidia.com/compute/cuda/repos/${DISTRO}${VERSION}/${ARCH}/3bf863cc.pub
 sudo sh -c 'echo "deb http://developer.download.nvidia.com/compute/cuda/repos/${DISTRO}${VERSION}/${ARCH}/" > /etc/apt/sources.list.d/cuda.list'
 sudo apt-get update && sudo apt-get install -y --no-install-recommends cuda-drivers
 ```