diff --git a/pyproject.toml b/pyproject.toml
index a94da53..bb5e6ae 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,6 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-    "pytest>=8.0.0",
+    "pytest>=9.1.1",
     "ruff>=0.4.0",
 ]