diff --git a/ruff.toml b/ruff.toml
index 44c57859c..460326a37 100644
--- a/ruff.toml
+++ b/ruff.toml
@@ -1,5 +1,8 @@
 extend = "ruff_defaults.toml"
 
+# https://github.com/astral-sh/ruff/issues/10299
+target-version = "py38"
+
 # https://github.com/astral-sh/ruff/issues/8627
 exclude = [".git", ".mypy_cache", ".ruff_cache", ".venv", "dist"]