diff --git a/requirements.txt b/requirements.txt
index 34eec1c..178106c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,3 +3,4 @@ Flask-RESTful==0.3.6
 webargs==1.7.0
 
 
+werkzeug>=3.0.1 # not directly required, pinned by Snyk to avoid a vulnerability