diff --git a/requirements.txt b/requirements.txt
index cad2f87..91aa615 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,5 +35,5 @@ tabula-py==1.2.0
 tornado==5.1
 urllib3==1.23
 vine==1.1.4
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 WTForms==2.2.1