diff --git a/requirements.txt b/requirements.txt
index 18030e9..10a31ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 requests>=2.20.1
 Jinja2>=2.10.1
-jsonschema
\ No newline at end of file
+jsonschema
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file