diff --git a/test/ci/Dockerfile b/test/ci/Dockerfile
index 1a4feb681..ab5869862 100644
--- a/test/ci/Dockerfile
+++ b/test/ci/Dockerfile
@@ -1,20 +1,21 @@
 FROM debian:testing
 MAINTAINER Nicolas Richart <nicolas.richart@epfl.ch>
 
 # Make sure the package repository is up to date.
 RUN apt-get -qq update && apt-get -qq -y install \
     g++ gfortran  cmake \
     libmumps-seq-dev libscotch-dev \
     libboost-dev libopenblas-dev \
     python3 python3-dev \
     python3-numpy python3-scipy python3-mpi4py\
     python3-phabricator python3-click python3-yaml \
     swig3.0 gmsh curl flake8 \
     git clang-format xsltproc jq \
+    arcanist \
     && rm -rf /var/lib/apt/lists/*
 
 # apt-get on one line due to https://docs.docker.com/develop/develop-images/dockerfile_best-practices/#run
-RUN git clone https://github.com/phacility/libphutil.git /libphutil
-RUN git clone https://github.com/phacility/arcanist.git /arcanist
+#RUN git clone https://github.com/phacility/libphutil.git /libphutil
+#RUN git clone https://github.com/phacility/arcanist.git /arcanist
 
-ENV PATH="$PATH:/arcanist/bin/"
\ No newline at end of file
+#ENV PATH="$PATH:/arcanist/bin/"
\ No newline at end of file