Once https://github.com/nodesource/distributions/issues/33 is fixed

Dockerfile

# https://github.com/nodesource/distributions/issues/33
NODE_VERSION 8.11.2
RUN set -eax \
  ; curl -sSL https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add - \
  ; . /etc/lsb-release \
  ; export NODE_MAJOR_VERSION="$(echo ${NODE_VERSION} | cut -d . -f1)" \
  ; echo "deb https://deb.nodesource.com/node_$NODE_MAJOR_VERSION.x $DISTRIB_CODENAME main" > /etc/apt/sources.list.d/nodesource.list \
  ; apt-get update \
  ; apt-get install -y nodejs=$NODE_VERSION