diff --git a/pyproject.toml b/pyproject.toml
index 1da5831..003d5dc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ extensions = [
 dev = ["nox==2025.10.16"]
 format = ["ruff==0.14.0"]
 test = [
-    "pytest>=8.3.2, <9",
+    "pytest>=8.3.2, <10",
     "pytest-asyncio>=0.23.8, <1.3",
     "pytest-cov>=5.0.0, <8",
     "pytest-randomly>=3.15.0, <5"