diff --git a/pyproject.toml b/pyproject.toml
index 04837eca..89fbea7c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ dynamic = ["version"]
 
 [project.optional-dependencies]
 test = [
-    "pytest==8.3.3",
+    "pytest==9.0.3",
     "anyio",
     "pytest-cov",
     "respx>=0.22.0",