diff --git a/requirements.txt b/requirements.txt
index 1d6bf45..4a8be52 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,3 +18,4 @@ typing-extensions==3.10.0.0
 urllib3==1.26.6
 Werkzeug==2.0.1
 yarl==1.6.3
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability