diff --git a/Dockerfile b/Dockerfile
index 5608c19..41879ec 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -48,10 +48,8 @@ FROM base as release
 COPY scripts/chi-requirements.txt /tmp/chi-requirements.txt
 
 ARG openstack_release=xena
-RUN curl -L -Sso /upper-constraints.txt "https://raw.githubusercontent.com/openstack/requirements/stable/${openstack_release}/upper-constraints.txt"
-# Unconstrained *client to avoid issues with git install
-RUN python3 -m pip install --no-cache -r /tmp/chi-requirements.txt -c <(grep -v -E 'pyzmq|packaging|blazarclient|heatclient|zunclient|PyYAML|paramiko' /upper-constraints.txt)
-RUN rm -f /tmp/chi-requirements.txt /upper-constraints.txt
+RUN python3 -m pip install --no-cache -r /tmp/chi-requirements.txt
+RUN rm -f /tmp/chi-requirements.txt
 
 # FIXME(jason): this should not be necessary, it should automatically be enabled on install.
 RUN jupyter serverextension enable jupyterlab_chameleon