diff --git a/pyproject.toml b/pyproject.toml
index 41e4a4b..1e0cdfe 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,7 @@ dev = [
   "black==25.1.0",
   "mypy==1.16.0",
   "ruff==0.11.12",
-  "pytest==8.3.5",
+  "pytest==8.4.0",
   "python-dateutil==2.9.0.post0",
   "types-python-dateutil==2.9.0.20250516",
   "pytest-cov==6.1.1",