diff --git a/requirements.txt b/requirements.txt
index 56ac087..6293c5e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,4 +17,4 @@ requests==2.21.0
 six==1.12.0
 SQLAlchemy==1.2.14
 urllib3==1.24.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3