diff --git a/docs/samples/v1beta1/triton/fastertransformer/transformer/requirements.txt b/docs/samples/v1beta1/triton/fastertransformer/transformer/requirements.txt
index a943763d14..a57bfaa87f 100644
--- a/docs/samples/v1beta1/triton/fastertransformer/transformer/requirements.txt
+++ b/docs/samples/v1beta1/triton/fastertransformer/transformer/requirements.txt
@@ -1,2 +1,3 @@
 kserve
 transformers
+numpy>=1.22.2 # not directly required, pinned by Snyk to avoid a vulnerability