diff --git a/pyproject.toml b/pyproject.toml
index 67d07efa8d..f3c082c5ec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,7 @@ dev = [
     "pandas-stubs~=2.3",
     "poethepoet~=0.31",
     "pyright~=1.1",
-    "pytest~=8.3",
+    "pytest~=9.0",
     "pytest-asyncio~=0.24",
     "pytest-dotenv~=0.5",
     "pytest-timeout~=2.3",