1 files changed, 3 insertions, 0 deletions

diff --git a/common.h b/common.h
index fbd73de..0f96cc3 100644
--- a/common.h
+++ b/common.h
@@ -1,3 +1,6 @@
+/* SPDX-License-Identifier: Unlicense
+ */
+
 #pragma once
 
 struct Settings {