diff --git a/requirements.txt b/requirements.txt
index bad02a2..1abfedf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -48,7 +48,7 @@ SQLAlchemy==1.3.3
 sqlalchemy-migrate==0.11.0
 sqlparse==0.2.4
 Tempita==0.5.2
-Werkzeug==0.15.5
+Werkzeug==2.2.3
 Whoosh==2.7.4
 WTForms==2.2.1
 yattag==1.10.0