diff --git a/requirements.txt b/requirements.txt
index 18aa7b2..b0e6f07 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,5 +27,5 @@ scipy==1.0.0
 singledispatch==3.4.0.3
 six==1.11.0
 tensorflow==1.4.0
-Werkzeug==0.12.2
+Werkzeug==0.15.5
 wrapt==1.10.11