1 files changed, 3 insertions, 0 deletions
diff --git a/src/main.c b/src/main.c
index 149f017..abb57e6 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,3 +1,6 @@
+/* SPDX-License-Identifier: copyleft-next-0.3.1 */
+/* Copyright 2023 Kim Kuparinen < kimi.h.kuparinen@gmail.com > */
+
 int main(int argc, char **argv)
 {