diff --git a/requirements.txt b/requirements.txt
index 593172c..7a2d2c3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,4 +5,4 @@ itsdangerous==0.24
 Jinja2==2.10
 MarkupSafe==1.0
 PyYAML==5.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3