diff --git a/test/requirements.txt b/test/requirements.txt
index ea923af..fab7adc 100644
--- a/test/requirements.txt
+++ b/test/requirements.txt
@@ -1 +1,3 @@
 hca==6.3.0
+urllib3>=2.2.2 # not directly required, pinned by Snyk to avoid a vulnerability
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability