diff --git a/requirements.txt b/requirements.txt
index d678962e..fc9dfdc8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,3 +3,4 @@ pandas
 flask
 dataset
 rsonlite==0.1.0
+werkzeug>=3.1.5 # not directly required, pinned by Snyk to avoid a vulnerability