diff --git a/k8s/docker-mos-toolset-full b/k8s/docker-mos-toolset-full
index 0ce01e3..e764a4d 100644
--- a/k8s/docker-mos-toolset-full
+++ b/k8s/docker-mos-toolset-full
@@ -36,6 +36,7 @@
     cd /opt/cfg-checker && \
     python3 -m venv .checkervenv && \
     . .checkervenv/bin/activate && \
+    pip3 install --no-cache-dir 'urllib3<2.0' && \
     pip3 install --no-cache-dir -r requirements.txt && \
     python3 setup.py develop && \
     deactivate && \