diff --git a/requirements.txt b/requirements.txt
index f0d858c..0f228fb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,4 +17,4 @@ requests-toolbelt==0.8.0
 six==1.12.0
 soupsieve==1.7.2
 urllib3==1.24.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3