diff --git a/ruff.toml b/ruff.toml
index e1871df..2ec355f 100644
--- a/ruff.toml
+++ b/ruff.toml
@@ -1,2 +1,5 @@
+# SPDX-FileCopyrightText: 2024 Alec Delaney
+# SPDX-License-Identifier: MIT
+
 select = ["D", "PL", "UP", "I"]
 ignore = ["D213", "D203"]