diff --git a/requirements.txt b/requirements.txt
index 708b6cb..926e991 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,4 +31,4 @@ subprocess32==3.2.7
 tensorflow==1.2.1
 Theano==0.9.0
 urllib3==1.21.1
-Werkzeug==0.12.2
+Werkzeug==0.15.3