diff --git a/backend/requirements.txt b/backend/requirements.txt
index 02e5ab0..22d2243 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -13,4 +13,4 @@ pyserial==3.4
 requests==2.18.4
 six==1.10.0
 urllib3==1.22
-Werkzeug==0.12.2
+Werkzeug==0.15.3