X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/dc021c3b57dcdebe464c148d55f9990a74e8246b..6ef78156ac5e0fb7883477b53a12873a15ade721:/build/package-build-dockerfiles/ubuntu1604/Dockerfile

diff --git a/build/package-build-dockerfiles/ubuntu1604/Dockerfile b/build/package-build-dockerfiles/ubuntu1604/Dockerfile
index 23fcca07df..e046ae1690 100644
--- a/build/package-build-dockerfiles/ubuntu1604/Dockerfile
+++ b/build/package-build-dockerfiles/ubuntu1604/Dockerfile
@@ -11,7 +11,7 @@ ENV DEBIAN_FRONTEND noninteractive
 RUN /usr/bin/apt-get update && /usr/bin/apt-get install -q -y python2.7-dev python3 python-setuptools python3-setuptools python3-pip libcurl4-gnutls-dev libgnutls-dev curl git libattr1-dev libfuse-dev libpq-dev python-pip unzip tzdata python3-venv python3-dev
 
 # Install virtualenv
-RUN /usr/bin/pip install virtualenv
+RUN /usr/bin/pip install 'virtualenv<20'
 
 # Install RVM
 ADD generated/mpapis.asc /tmp/