diff --git a/pyproject.toml b/pyproject.toml
index 5358eab477..a44fc70481 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -170,7 +170,7 @@ ignore_missing_imports = true
 [tool.ruff]
 exclude = [".git", "venv*", "build", "**/__init__.py"]
 line-length = 120
-target-version = "py38"
+target-version = "py39"
 preview=true
 
 [tool.ruff.lint]