diff --git a/requirements.txt b/requirements.txt
index 290bd298..da900bde 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,3 +46,4 @@ types-setuptools==65.5.0.3
 typing_extensions==4.3.0
 virtualenv==20.17.0
 Werkzeug==2.2.2
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability