diff --git a/requirements.txt b/requirements.txt
index cc85871..7e013d6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -66,5 +66,5 @@ urllib3==1.23
 urwid==2.0.1
 watchdog==0.8.3
 wcwidth==0.1.7
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 wsproto==0.11.0