diff --git a/requirements.txt b/requirements.txt
index b90116e..6510ef9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,4 +26,4 @@ PyYAML==3.13
 requests==2.20.1
 six==1.11.0
 urllib3==1.24.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3