--- a/taskcluster/docker/desktop1604-test/Dockerfile
+++ b/taskcluster/docker/desktop1604-test/Dockerfile
@@ -73,19 +73,16 @@ COPY           buildprops.json          
 ADD            https://raw.githubusercontent.com/taskcluster/buildbot-step/master/buildbot_step /builds/worker/bin/buildbot_step
 RUN chmod u+x /builds/worker/bin/buildbot_step
 
 # allow the worker user to access video devices
 RUN usermod -a -G video worker
 
 RUN mkdir Documents; mkdir Pictures; mkdir Music; mkdir Videos; mkdir artifacts
 
-# install tc-npm-cache
-RUN  npm install -g taskcluster-npm-cache@1.1.14 \
- && rm -rf ~/.npm
 ENV PATH $PATH:/builds/worker/bin
 
 # TODO Re-enable worker when bug 1093833 lands
 #USER          worker
 
 # Disable Ubuntu update prompt
 # http://askubuntu.com/questions/515161/ubuntu-12-04-disable-release-notification-of-14-04-in-update-manager
 ADD release-upgrades /etc/update-manager/release-upgrades

--- a/taskcluster/docker/recipes/install-node.sh
+++ b/taskcluster/docker/recipes/install-node.sh
@@ -1,12 +1,12 @@
 #!/bin/bash
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-# This script installs Node v6.
+# This script installs Node v8.
 
-wget --progress=dot:mega https://nodejs.org/dist/v6.9.1/node-v6.9.1-linux-x64.tar.gz
-echo 'a9d9e6308931fa2a2b0cada070516d45b76d752430c31c9198933c78f8d54b17  node-v6.9.1-linux-x64.tar.gz' | sha256sum -c
-tar -C /usr/local -xz --strip-components 1 < node-v6.9.1-linux-x64.tar.gz
+wget --progress=dot:mega https://nodejs.org/dist/v8.9.4/node-v8.9.4-linux-x64.tar.gz
+echo '21fb4690e349f82d708ae766def01d7fec1b085ce1f5ab30d9bda8ee126ca8fc  node-v8.9.4-linux-x64.tar.gz' | sha256sum -c
+tar -C /usr/local -xz --strip-components 1 < node-v8.9.4-linux-x64.tar.gz
 node -v  # verify
 npm -v