diff --git a/requirements.txt b/requirements.txt
index 4d08879..33a5954 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,5 +26,5 @@ scipy==0.19.0
 six==1.8.0
 sklearn==0.0
 urllib3==1.9.1
-Werkzeug==0.12.1
+Werkzeug==0.15.3
 whitenoise==3.3.0