diff --git a/requirements/tox-pin-base.txt b/requirements/tox-pin-base.txt
index 193bc4e7..7287a38b 100644
--- a/requirements/tox-pin-base.txt
+++ b/requirements/tox-pin-base.txt
@@ -7,6 +7,6 @@ incremental==24.11.0
 PyHamcrest==2.1.0
 six==1.17.0
 Tubes==0.2.1
-Werkzeug==3.1.3
+Werkzeug==3.1.5
 zope.interface==8.0.1; python_version < '3.13'
 zope.interface==7.2; python_version >= '3.13'