diff --git a/pyproject.toml b/pyproject.toml
index 39be1ae..ff53f70 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -78,6 +78,7 @@ show_error_codes = true
 
 [tool.ruff]
 line-length = 120
+target-version = "py310"
 # ALL = ALL tests unless explicitly disabled!
 select = ["ALL"]
 ignore = [