diff --git a/setup.py b/setup.py
index be548d2f..8feb4be4 100644
--- a/setup.py
+++ b/setup.py
@@ -69,7 +69,7 @@ def read(path):
             "createcoverage>=1,<2",
             "mypy<1.18",
             "poethepoet<1",
-            "ruff<0.14",
+            "ruff<0.15",
             "stopit>=1.1.2,<2",
             "pytz",
             "zc.customdoctests>=1.0.1,<2",