diff --git a/makefiles/docker/ubuntu/python.Dockerfile b/makefiles/docker/ubuntu/python.Dockerfile
index a294a147b7..1e4bfa4fbd 100644
--- a/makefiles/docker/ubuntu/python.Dockerfile
+++ b/makefiles/docker/ubuntu/python.Dockerfile
@@ -1,11 +1,13 @@
 FROM ortools/make:ubuntu_swig AS env
 RUN apt-get update -qq \
-&& DEBIAN_FRONTEND=noninteractive apt-get install -yq python3-dev python3-pip \
- python3-wheel python3-venv \
+&& DEBIAN_FRONTEND=noninteractive apt-get install -yq \
+ python3-dev python3-pip \
+ python3-wheel python3-venv python3-virtualenv \
  python3-numpy python3-pandas \
 && apt-get clean \
 && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
-RUN python3 -m pip install absl-py mypy-protobuf
+RUN python3 -m pip install --break-system-package \
+ absl-py mypy-protobuf
 
 FROM env AS devel
 WORKDIR /home/project