diff --git a/docs/samples/v1beta1/sklearn/v2/requirements.txt b/docs/samples/v1beta1/sklearn/v2/requirements.txt
index c4e963f52b..7747ef18b8 100644
--- a/docs/samples/v1beta1/sklearn/v2/requirements.txt
+++ b/docs/samples/v1beta1/sklearn/v2/requirements.txt
@@ -1,2 +1,3 @@
 mlserver
 mlserver-sklearn
+starlette>=0.27.0 # not directly required, pinned by Snyk to avoid a vulnerability