diff --git a/requirements.txt b/requirements.txt
index bd3f4c5..f15f1a2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
+psycopg2
 flask
 flask_login
 flask-ldap3-login
@@ -11,4 +12,5 @@ flask-bootstrap
 datetime
 pytz
 Werkzeug
+brotli
 flask-compress