1 files changed, 2 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 366e666..4650cad 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,5 @@
+# SPDX-FileCopyrightText: 2018 Tomasz Kramkowski <tomasz@kramkow.ski>
+# SPDX-License-Identifier: CC0-1.0
 -include config.mk
 include glslv.mk