diff --git a/requirements.txt b/requirements.txt
index 76c02c7..26357b4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,4 +36,4 @@ tensorflow==1.3.0
 tensorflow-tensorboard==0.1.7
 tornado==4.5.2
 urllib3==1.22
-Werkzeug==0.12.2
+Werkzeug==0.15.3