diff --git a/pyproject.toml b/pyproject.toml
index a6aae5458ad..016c0d9eb13 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.black]
 line-length = 120
-target-version = ['py38', 'py39']
+target-version = ['py39', 'py311']
 include = '\.pyi?$'
 exclude = '''