diff --git a/requirements.txt b/requirements.txt
index 3ffb084..ce87dda 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,5 +33,5 @@ six==1.11.0
 SQLAlchemy==1.2.7
 urllib3==1.22
 webencodings==0.5.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 WTForms==2.1