diff --git a/requirements.txt b/requirements.txt
index 59e9419..d914ef9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,2 @@
-quart
\ No newline at end of file
+quart
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file