diff --git a/requirements.txt b/requirements.txt
index 1253435..53c7146 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,4 +20,4 @@ requests==2.19.1
 six==1.11.0
 urllib3==1.23
 virtualenv==16.0.0
-Werkzeug==0.14.1
+Werkzeug==0.15.3