diff --git a/pyproject.toml b/pyproject.toml
index edf59da6..a11b720e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -59,7 +59,7 @@ build = [
   "wheel",
 ]
 test = [
-  "pytest == 8.4.2",
+  "pytest == 9.0.1",
   "flake8",
   "pytest-cov",
   "pathos",
diff --git a/requirements/requirements-test.in b/requirements/requirements-test.in
index f3f1625c..9b22ebe5 100644
--- a/requirements/requirements-test.in
+++ b/requirements/requirements-test.in
@@ -1,4 +1,4 @@
-pytest == 8.4.2
+pytest == 9.0.1
 flake8
 pytest-cov
 pathos