diff --git a/buildkite/docker/ubuntu1604/requirements.txt b/buildkite/docker/ubuntu1604/requirements.txt
index 427f8b99d6..13d417859c 100644
--- a/buildkite/docker/ubuntu1604/requirements.txt
+++ b/buildkite/docker/ubuntu1604/requirements.txt
@@ -32,6 +32,6 @@ pyyaml==5.4 \
 requests==2.32.4 \
     --hash=sha256:27babd3cda2a6d50b30443204ee89830707d396671944c998b5975b031ac2b2c \
     --hash=sha256:27d0316682c8a29834d3264820024b62a36942083d52caf2f14c0591336d3422
-urllib3==2.6.0 \
-    --hash=sha256:c90f7a39f716c572c4e3e58509581ebd83f9b59cced005b7db7ad2d22b0db99f \
-    --hash=sha256:cb9bcef5a4b345d5da5d145dc3e30834f58e8018828cbc724d30b4cb7d4d49f1
+urllib3==2.6.3 \
+    --hash=sha256:1b62b6884944a57dbe321509ab94fd4d3b307075e0c2eae991ac71ee15ad38ed \
+    --hash=sha256:bf272323e553dfb2e87d9bfd225ca7b0f467b919d7bbd355436d3fd37cb0acd4