diff --git a/pyproject.toml b/pyproject.toml
index 34d9d20..cd354b0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ dev = [
   "build>=1.2,<2",
   "mypy>=1.14,<2",
   "pip-audit>=2.7,<3",
-  "pytest>=8.3,<9",
+  "pytest>=8.3,<10",
   "pytest-cov>=6,<7",
   "ruff>=0.9,<1",
   "twine>=6,<7",