diff --git a/scripts/validation/requirements.txt b/scripts/validation/requirements.txt
index ee8f1df5..371b7e18 100644
--- a/scripts/validation/requirements.txt
+++ b/scripts/validation/requirements.txt
@@ -1 +1,2 @@
 stac-validator==2.2.0
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability