diff --git a/requirements.txt b/requirements.txt
index 68b2fec..8b386a6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,3 +45,4 @@ webexteamssdk==1.6.1
 websockets==11.0.3
 wrapt==1.16.0
 xmltodict==0.13.0
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability