diff --git a/src/apps/actor/base-sheet.js b/src/apps/actor/base-sheet.js
index 47ba2c18..d4c86ac5 100644
--- a/src/apps/actor/base-sheet.js
+++ b/src/apps/actor/base-sheet.js
@@ -2,6 +2,7 @@
 // SPDX-FileCopyrightText: 2021 Oliver Rümpelein
 // SPDX-FileCopyrightText: 2021 Gesina Schwalbe
 // SPDX-FileCopyrightText: 2021 Siegfried Krug
+// SPDX-FileCopyrightText: 2025 Alexander Minges
 //
 // SPDX-License-Identifier: MIT
 
diff --git a/src/apps/actor/character-sheet.js b/src/apps/actor/character-sheet.js
index d5682c88..1e25b487 100644
--- a/src/apps/actor/character-sheet.js
+++ b/src/apps/actor/character-sheet.js
@@ -1,4 +1,5 @@
 // SPDX-FileCopyrightText: 2021 Johannes Loher
+// SPDX-FileCopyrightText: 2025 Alexander Minges
 //
 // SPDX-License-Identifier: MIT
 
diff --git a/src/apps/actor/creature-sheet.js b/src/apps/actor/creature-sheet.js
index 7af7c76b..9bd8cd1f 100644
--- a/src/apps/actor/creature-sheet.js
+++ b/src/apps/actor/creature-sheet.js
@@ -1,4 +1,5 @@
 // SPDX-FileCopyrightText: 2021 Johannes Loher
+// SPDX-FileCopyrightText: 2025 Alexander Minges
 //
 // SPDX-License-Identifier: MIT
 
diff --git a/src/apps/item-sheet.js b/src/apps/item-sheet.js
index c72eccc4..8b8a3966 100644
--- a/src/apps/item-sheet.js
+++ b/src/apps/item-sheet.js
@@ -1,6 +1,7 @@
 // SPDX-FileCopyrightText: 2021 Johannes Loher
 // SPDX-FileCopyrightText: 2021 Oliver Rümpelein
 // SPDX-FileCopyrightText: 2021 Gesina Schwalbe
+// SPDX-FileCopyrightText: 2025 Alexander Minges
 //
 // SPDX-License-Identifier: MIT
 
diff --git a/src/documents/actor/actor.js b/src/documents/actor/actor.js
index 265995b6..8e17b936 100644
--- a/src/documents/actor/actor.js
+++ b/src/documents/actor/actor.js
@@ -1,5 +1,6 @@
 // SPDX-FileCopyrightText: 2021 Johannes Loher
 // SPDX-FileCopyrightText: 2021 Oliver RÜmpelein
+// SPDX-FileCopyrightText: 2025 Alexander Minges
 //
 // SPDX-License-Identifier: MIT
 
diff --git a/src/documents/item/weapon/weapon.js b/src/documents/item/weapon/weapon.js
index 99dca7fe..b125966f 100644
--- a/src/documents/item/weapon/weapon.js
+++ b/src/documents/item/weapon/weapon.js
@@ -1,4 +1,5 @@
 // SPDX-FileCopyrightText: 2022 Johannes Loher
+// SPDX-FileCopyrightText: 2025 Alexander Minges
 //
 // SPDX-License-Identifier: MIT