diff --git a/requirements.txt b/requirements.txt
index 3837e60..f62c2a4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,4 +23,4 @@ requests==2.21.0
 six==1.12.0
 soupsieve==1.8
 urllib3==1.24.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3