diff --git a/requirements.txt b/requirements.txt
index f15f1a2..306e229 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,6 @@
 psycopg2
-flask
+Flask===2.3.3
+Werkzeug==2.3.7
 flask_login
 flask-ldap3-login
 sqlalchemy 
@@ -11,6 +12,5 @@ flask-wtf
 flask-bootstrap 
 datetime
 pytz
-Werkzeug
 brotli
 flask-compress