diff --git a/server/requirements.txt b/server/requirements.txt
index e718ed8..fb9b1da 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -42,4 +42,4 @@ six==1.12.0
 sklearn==0.0
 statsmodels==0.9.0
 urllib3==1.24.2
-Werkzeug==0.14.1
+Werkzeug==0.15.3