diff --git a/requirements.txt b/requirements.txt
index 8be5864d..a596affb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@
 # blinker is new here: Flask 2.3 made signals unconditional, so it is a hard
 # dependency rather than the optional extra it used to be.
 Flask==3.1.3
-Werkzeug==3.1.8
+Werkzeug==3.1.9
 Jinja2==3.1.6
 MarkupSafe==3.0.3
 itsdangerous==2.2.0