diff --git a/Dockerfile b/Dockerfile
index 2df34c7..ba74867 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,7 +6,7 @@ Bind kubeconfig to /opt/kubeconfig \
 Bind a dir to /test-run-results to get reports "
 
 RUN useradd --no-log-init -u 1001 -g root -m testsuite
-RUN dnf install -y python3.9 pip make git && dnf clean all
+RUN dnf install -y python3.11 pip make git && dnf clean all
 
 RUN curl https://mirror.openshift.com/pub/openshift-v4/clients/ocp/stable/openshift-client-linux.tar.gz >/tmp/oc.tgz && \
 	tar xzf /tmp/oc.tgz -C /usr/local/bin && \
diff --git a/README.md b/README.md
index f6fd439..8b0f5df 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ You can run and manage environment for testsuite with the included Makefile, but
 ### Local development setup
 
 Requirements:
-* Python 3.9+
+* Python 3.11+
 * [poetry](https://python-poetry.org/)
 * [CFSSL](https://github.com/cloudflare/cfssl)
 * [OpenShift CLI tools](https://docs.openshift.com/container-platform/latest/cli_reference/openshift_cli/getting-started-cli.html) (oc)