diff --git a/pyproject.toml b/pyproject.toml
index d3f8bde..2fff32e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ dependencies = [
 [project.optional-dependencies]
 dev = [
     "pytest>=9.0",
-    "pytest-timeout>=2.1.0",
+    "pytest-timeout>=2.4.0",
     "pytest-asyncio>=0.23.0",
     "black>=25.1",
     "ruff>=0.9",