diff --git a/pyproject.toml b/pyproject.toml
index 99c2b5b..52d8fc9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-    "pytest==9.0.3",
+    "pytest==9.1.1",
     "pytest-asyncio==1.4.0",
     "black==26.5.1",
     "mypy==2.1.0",