diff --git a/requirements.txt b/requirements.txt
index a2ad9d3..15fb9a5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -84,5 +84,5 @@ Unidecode==1.0.22
 urllib3==1.22
 wcwidth==0.1.7
 webencodings==0.5.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 widgetsnbextension==3.4.1