diff --git a/sdks/python/container/ml/py311/base_image_requirements.txt b/sdks/python/container/ml/py311/base_image_requirements.txt
index 829cb8be15cb..f523e7d5cee4 100644
--- a/sdks/python/container/ml/py311/base_image_requirements.txt
+++ b/sdks/python/container/ml/py311/base_image_requirements.txt
@@ -210,7 +210,7 @@ typing_extensions==4.15.0
 tzdata==2025.2
 ujson==5.11.0
 uritemplate==4.2.0
-urllib3==2.5.0
+urllib3==2.6.0
 virtualenv-clone==0.5.7
 websockets==15.0.1
 Werkzeug==3.1.4
diff --git a/sdks/python/container/ml/py311/gpu_image_requirements.txt b/sdks/python/container/ml/py311/gpu_image_requirements.txt
index 30a569d054a2..61670e553c5b 100644
--- a/sdks/python/container/ml/py311/gpu_image_requirements.txt
+++ b/sdks/python/container/ml/py311/gpu_image_requirements.txt
@@ -290,7 +290,7 @@ typing_extensions==4.15.0
 tzdata==2025.2
 ujson==5.11.0
 uritemplate==4.2.0
-urllib3==2.5.0
+urllib3==2.6.0
 uvicorn==0.38.0
 uvloop==0.22.1
 virtualenv-clone==0.5.7