diff --git a/files/requirements.txt b/files/requirements.txt
index 381b840..c47cf51 100644
--- a/files/requirements.txt
+++ b/files/requirements.txt
@@ -11,4 +11,4 @@ meld3==1.0.2
 requests==2.18.4
 supervisor==3.2.0
 urllib3==1.22
-Werkzeug==0.12.2
+Werkzeug==0.15.3