diff --git a/setup.py b/setup.py
index 1474442..1beb7d7 100644
--- a/setup.py
+++ b/setup.py
@@ -37,7 +37,7 @@
     extras_require={
         "develop": [
             "black<25",
-            "ruff<0.3; python_version >= '3.7'",
+            "ruff<0.4; python_version >= '3.7'",
             "twine<6",
             "wheel<1",
         ],