diff --git a/requirements.txt b/requirements.txt
index 92c9866..133f04b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,4 +10,4 @@ python-consul==0.7.1
 requests==2.18.4
 six==1.10.0
 urllib3==1.22
-Werkzeug==0.12.2
+Werkzeug==0.15.3