diff --git a/mypy-requirements.txt b/mypy-requirements.txt
index 70e89d1005..27322874c8 100644
--- a/mypy-requirements.txt
+++ b/mypy-requirements.txt
@@ -7,3 +7,4 @@ trustme==0.9.0
 types-backports
 types-requests
 nox
+urllib3>=2.6.0 # not directly required, pinned by Snyk to avoid a vulnerability