diff --git a/pyproject.toml b/pyproject.toml
index f2a04f1..7381c36 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ ZypeSDK = "^1.6"
 rich = "^13.0.0"
 
 [tool.poetry.dev-dependencies]
-pytest = "^8.0.0"
+pytest = "^9.0.0"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]