diff --git a/deeprole/code/nn_train/requirements.txt b/deeprole/code/nn_train/requirements.txt
index 65f9146..b91c17e 100644
--- a/deeprole/code/nn_train/requirements.txt
+++ b/deeprole/code/nn_train/requirements.txt
@@ -40,4 +40,4 @@ tensorflow-estimator==1.13.0
 termcolor==1.1.0
 traitlets==4.3.2
 wcwidth==0.1.7
-Werkzeug==0.15.2
+Werkzeug==0.15.3