diff --git a/pyproject.toml b/pyproject.toml
index 9244ef5..4696916 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-    "pytest>=8.0",
+    "pytest>=9.1.1",
     "ruff>=0.15.22",
 ]