diff --git a/requirements.txt b/requirements.txt
index 25a9242..58642b9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,4 +8,4 @@ Jinja2>=2.10.1
 MarkupSafe==1.1.0
 requests==2.21.0
 urllib3>=1.24.2
-Werkzeug==0.14.1
+Werkzeug==0.15.3