diff --git a/pyproject.toml b/pyproject.toml
index 656f8db7..3ba798f4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-    "pytest~=8.3.3",
+    "pytest~=9.0.1",
     "pytest-cov~=5.0.0",
 ]