diff --git a/requirements.txt b/requirements.txt
index d5622ef..08596d1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ gunicorn==19.9.0
 itsdangerous==1.1.0
 Jinja2==2.10.1
 MarkupSafe==1.1.1
-Werkzeug==0.15.4
+Werkzeug==0.15.5