diff --git a/pyproject.toml b/pyproject.toml
index ecc4e0b1..80b9d1ab 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -51,7 +51,7 @@ dev = [
     "moto[s3]>=5.1.17",
     "mypy-extensions==0.4.3",
     "psutil>=7.1.3",
-    "pytest==8.4.2",
+    "pytest==9.0.2",
     "pytest-cov==7.0.0",
     "roman-numerals>=4.1.0",
     "ruff>=0.14.1",