diff --git a/pyproject.toml b/pyproject.toml
index fe0549e..6f06d0f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
 dev = [
     "pytest>=8.0",
     "pytest-asyncio>=0.23",
-    "ruff>=0.4",
+    "ruff>=0.15.20",
 ]
 
 [project.scripts]