diff --git a/requirements-dev.txt b/requirements-dev.txt
index e12637a..e975687 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -28,3 +28,4 @@ setuptools==70.2.0
 tomlkit==0.12.5
 virtualenv==20.26.3
 wrapt==1.16.0
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability