diff --git a/requirements.txt b/requirements.txt
index 0e14472..ee6c589 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,4 +13,4 @@ query-string==2018.11.20
 request==2018.11.20
 requests==2.20.1
 urllib3==1.24.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3