diff --git a/docs/model-serving/predictive-inference/frameworks/custom-predictor/rest/requirements.txt b/docs/model-serving/predictive-inference/frameworks/custom-predictor/rest/requirements.txt
index 4531bb7e2..684ad5ba4 100644
--- a/docs/model-serving/predictive-inference/frameworks/custom-predictor/rest/requirements.txt
+++ b/docs/model-serving/predictive-inference/frameworks/custom-predictor/rest/requirements.txt
@@ -1,3 +1,4 @@
 kserve
 torchvision==0.18.0
 pillow >=10.3.0,<11.0.0
+pyasn1>=0.6.3 # not directly required, pinned by Snyk to avoid a vulnerability