diff --git a/node/calico_test/requirements.txt b/node/calico_test/requirements.txt
index c1840d28f50..56f88f2f18b 100644
--- a/node/calico_test/requirements.txt
+++ b/node/calico_test/requirements.txt
@@ -7,3 +7,4 @@ simplejson==3.13.2
 deepdiff==3.3.0
 kubernetes
 pytest
+jsonpickle>=3.3.0 # not directly required, pinned by Snyk to avoid a vulnerability