diff --git a/login/requirements.txt b/login/requirements.txt
index 83613f5..03a5aa7 100644
--- a/login/requirements.txt
+++ b/login/requirements.txt
@@ -12,7 +12,7 @@ Mako==1.0.0
 MarkupSafe==0.23
 SQLAlchemy==0.9.8
 WTForms==2.0.1
-Werkzeug==0.9.6
+Werkzeug==0.15.3
 alembic==0.6.7
 blinker==1.3
 ecdsa==0.11