diff --git a/pyproject.toml b/pyproject.toml
index 8193a76b..6b39d590 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
 
 [project.optional-dependencies]
 tests = [
-    "pytest==8.4.2",
+    "pytest==9.0.0",
     "pytest-cov==7.0.0",
     "click==8.3.0",
     "PyGithub==2.8.1",