diff --git a/requirements.txt b/requirements.txt
index fbb0f61..1fa634b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -42,5 +42,5 @@ SQLAlchemy==1.2.2
 twilio==6.10.3
 tzlocal==1.5.1
 urllib3==1.22
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 WTForms==2.1