diff --git a/server/requirements.txt b/server/requirements.txt
index 5dd0413..e366e72 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -20,5 +20,5 @@ requests==2.18.4
 six==1.11.0
 swagger-spec-validator==2.1.0
 urllib3==1.22
-Werkzeug==0.12.2
+Werkzeug==0.15.3
 xmlrunner==1.7.7