diff --git a/requirements.txt b/requirements.txt
index e726fcf..a93f5ef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,4 +35,4 @@ six==1.12.0
 soupsieve==1.8
 SQLAlchemy==1.2.18
 urllib3==1.24.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3