diff --git a/kwin/metadata.json.in.license b/kwin/metadata.json.in.license
new file mode 100644
index 0000000..22ffc89
--- /dev/null
+++ b/kwin/metadata.json.in.license
@@ -0,0 +1,3 @@
+SPDX-FileCopyrightText: 2022 Simon Schneegans <code@simonschneegans.de>
+
+SPDX-License-Identifier: CC0-1.0