diff --git a/requirements.txt b/requirements.txt
index 6cea687..04e421e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,6 +38,6 @@ unicodecsv==0.14.1
 urllib3==1.22
 w3lib==1.19.0
 websockets==4.0.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 xlrd==1.1.0
 xlwt==1.3.0