diff --git a/.gitignore b/.gitignore
index 2255e08..d2b72b9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: CC0-1.0
+# SPDX-FileCopyrightText: none
 # Ignore the following files
 .vscode
 *~