diff --git a/demo-notebooks/guided-demos/preview_nbs/requirements.txt b/demo-notebooks/guided-demos/preview_nbs/requirements.txt
index e77d612b..e6c7ee82 100644
--- a/demo-notebooks/guided-demos/preview_nbs/requirements.txt
+++ b/demo-notebooks/guided-demos/preview_nbs/requirements.txt
@@ -2,3 +2,4 @@ pytorch_lightning==1.9.5
 ray_lightning
 torchmetrics==0.9.1
 torchvision==0.12.0
+ray>=2.43.0 # not directly required, pinned by Snyk to avoid a vulnerability