diff --git a/requirements.txt b/requirements.txt
index 5b32634..2305821 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,6 +30,6 @@ pytz==2018.4
 requests==2.18.4
 six==1.11.0
 urllib3==1.22
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 wrapt==1.10.11
 yarg==0.1.9