diff --git a/requirements.txt b/requirements.txt
index 807c56c..dc68fd0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,6 +35,6 @@ six==1.12.0
 SQLAlchemy==1.2.18
 typed-ast==1.3.1
 urllib3==1.24.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 wrapt==1.11.1
 watchdog==0.9.0
\ No newline at end of file