diff --git a/makefiles/docker/centos/python.Dockerfile b/makefiles/docker/centos/python.Dockerfile
index b4d672c863..ca82ace8c9 100644
--- a/makefiles/docker/centos/python.Dockerfile
+++ b/makefiles/docker/centos/python.Dockerfile
@@ -1,9 +1,9 @@
 FROM ortools/make:centos_swig AS env
 RUN dnf -y update \
-&& dnf -y install python311-devel python311-numpy python11-pip \
+&& dnf -y install python39-devel python39-numpy python39-pip \
 && dnf clean all \
 && rm -rf /var/cache/dnf
-RUN python3.11 -m pip install absl-py mypy-protobuf pandas
+RUN python3.9 -m pip install absl-py mypy-protobuf pandas
 
 FROM env AS devel
 WORKDIR /home/project