diff --git a/requirements.txt b/requirements.txt
index 462a75a..96d353b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,5 +24,5 @@ requests==2.19.1
 six==1.11.0
 SQLAlchemy==1.2.11
 urllib3==1.23
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 WTForms==2.2.1