diff --git a/requirements.txt b/requirements.txt
index 61d1b18..9f07c3c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,4 +35,4 @@ six==1.11.0
 urllib3==1.22
 virtualenv==15.2.0
 wcwidth==0.1.7
-Werkzeug==0.14.1
+Werkzeug==0.15.3