diff --git a/requirements.txt b/requirements.txt
index a9995b9..83ff6ca 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,5 +24,5 @@ pytz==2018.4
 six==1.11.0
 speaklater==1.3
 SQLAlchemy==1.2.7
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 WTForms==2.2.1