diff --git a/examples/azuread-with-group-management/requirements.txt b/examples/azuread-with-group-management/requirements.txt
index 6fda532a94..2333173a77 100644
--- a/examples/azuread-with-group-management/requirements.txt
+++ b/examples/azuread-with-group-management/requirements.txt
@@ -1,2 +1,3 @@
 oauthenticator
 pyjwt
+tornado>=6.5 # not directly required, pinned by Snyk to avoid a vulnerability