diff --git a/pyproject.toml b/pyproject.toml
index b4a0541..de3705d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.black]
 line-length = 120
-target-version = ['py310']
+target-version = ['py311']
 
 [tool.isort]
 multi_line_output = 3