diff --git a/requirements.txt b/requirements.txt
index c791ac9..d8958c4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,4 +20,4 @@ PyYAML==3.13
 requests==2.19.1
 six==1.11.0
 urllib3==1.23
-Werkzeug==0.14.1
+Werkzeug==0.15.3