diff --git a/requirements-dev.txt b/requirements-dev.txt
index 370fe6b..fb35ca6 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,3 +2,4 @@
 pre-commit>=3.5.0
 pyxtension>=1.15.0
 twine>=4.0.1
+urllib3>=2.2.2 # not directly required, pinned by Snyk to avoid a vulnerability