diff --git a/days/085-088-aws-lambda/demo/requirements.txt b/days/085-088-aws-lambda/demo/requirements.txt
index a5542c54..6756601b 100644
--- a/days/085-088-aws-lambda/demo/requirements.txt
+++ b/days/085-088-aws-lambda/demo/requirements.txt
@@ -1,3 +1,4 @@
 bottle
 pycodestyle
 requests
+urllib3>=2.5.0 # not directly required, pinned by Snyk to avoid a vulnerability