# Install dependencies and RVM
RUN apt-get update && \
apt-get -y install --no-install-recommends curl ca-certificates python2.7-dev python3 python-setuptools python3-setuptools libcurl4-gnutls-dev curl git libattr1-dev libfuse-dev libpq-dev python-pip unzip binutils build-essential ca-certificates && \
- gpg --keyserver pool.sks-keyservers.net --recv-keys D39DC0E3 && \
+ gpg --keyserver ha.pool.sks-keyservers.net --recv-keys D39DC0E3 && \
curl -L https://get.rvm.io | bash -s stable && \
/usr/local/rvm/bin/rvm install 2.3 && \
/usr/local/rvm/bin/rvm alias create default ruby-2.3