diff --git a/requirements.txt b/requirements.txt
index e016bae..950e0e0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,4 +19,4 @@ s3transfer==0.1.13
 six==1.12.0
 SQLAlchemy==1.2.7
 urllib3==1.24
-Werkzeug==0.14.1
+Werkzeug==0.15.3