diff --git a/.prettierignore b/.prettierignore
index 624ae65..6dac7bc 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2024 Nextcloud contributors
+# SPDX-License-Identifier: CC0-1.0
+
 # version control systems directories
 **/.git
 **/.svn
diff --git a/CHANGELOG.md b/CHANGELOG.md
index bd8a743..6aa63bf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,3 +10,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 -   Implemented first version of Nextcloud prettier config.
+
+<!--
+  SPDX-FileCopyrightText: 2024 Nextcloud contributors
+  SPDX-License-Identifier: CC0-1.0
+-->