diff --git a/requirements.txt b/requirements.txt
index 155d9d5..1ce0e36 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 Flask==1.0.2
 Jinja2==2.10.1
 MarkupSafe==1.0
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 itsdangerous==0.24
 redis==2.10.6
 cryptography==2.3.1