diff --git a/requirements.txt b/requirements.txt
index 9beced4..1138ff6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 Flask==0.10.1
 Jinja2==2.7.2
 MarkupSafe==0.23
-Werkzeug==0.9.4
+Werkzeug==0.15.3
 argparse==1.2.1
 gevent==1.0.1
 greenlet==0.4.2
diff --git a/setup.py b/setup.py
index 5f6eb04..e80f2e1 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@
         'Flask==0.10.1',
         'Jinja2==2.7.2',
         'MarkupSafe==0.23',
-        'Werkzeug==0.9.4',
+        'Werkzeug==0.15.3',
         'gevent==1.0.1',
         'greenlet==0.4.2',
         'itsdangerous==0.24',