diff --git a/src/ml/requirements.txt b/src/ml/requirements.txt
index 7872545..7c34a02 100644
--- a/src/ml/requirements.txt
+++ b/src/ml/requirements.txt
@@ -24,4 +24,4 @@ six==1.11.0
 tensorboard==1.8.0
 tensorflow==1.8.0
 termcolor==1.1.0
-Werkzeug==0.14.1
+Werkzeug==0.15.5