diff --git a/python/basic/requirements.txt b/python/basic/requirements.txt
index 61f7998..286b868 100644
--- a/python/basic/requirements.txt
+++ b/python/basic/requirements.txt
@@ -1,2 +1,3 @@
 Flask==1.0.2
 Flask-Sockets==0.2.1
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability