diff --git a/test/upstream-requirements-py311.txt b/test/upstream-requirements-py311.txt
index 12d8a0730..f15b300fc 100644
--- a/test/upstream-requirements-py311.txt
+++ b/test/upstream-requirements-py311.txt
@@ -16,5 +16,5 @@ pytest-mock==3.6.1
 python-dateutil==2.8.2
 s3transfer==0.6.0
 six==1.16.0
-urllib3==1.26.14
+urllib3==1.26.18
 wrapt==1.14.1
diff --git a/test/upstream-requirements-py37.txt b/test/upstream-requirements-py37.txt
index 1bc3a3ecd..e4943172e 100644
--- a/test/upstream-requirements-py37.txt
+++ b/test/upstream-requirements-py37.txt
@@ -20,6 +20,6 @@ s3transfer==0.6.0
 six==1.16.0
 tomli==2.0.1
 typing_extensions==4.4.0
-urllib3==1.26.14
+urllib3==1.26.18
 wrapt==1.14.1
 zipp==3.11.0