diff --git a/requirements.txt b/requirements.txt
index d2d72930..0140f35c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,4 +22,4 @@ sklearn==0.0
 tensorboard==1.8.0
 tensorflow==1.8.0
 termcolor==1.1.0
-Werkzeug==0.14.1
+Werkzeug==0.15.3