diff --git a/requirements.txt b/requirements.txt
index c21f5de..0b7bdd3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 Flask
 sphinx-rtd-theme==0.4.3
 WebTest==2.0.33
-Werkzeug==0.16.0
+Werkzeug==2.2.3
 Flask-SQLAlchemy
 flask_cors
 spacy