diff --git a/pyproject.toml b/pyproject.toml
index ae376e8..af6eac2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ httpx = "^0.28.1"
 pydantic-settings = "^2.12.0"
 
 [tool.poetry.group.dev.dependencies]
-pytest = "^8.0.0"
+pytest = "^9.0.0"
 pytest-cov = "^4.1.0"
 pytest-asyncio = "^0.23.0"
 ruff = "^0.14.7"