diff --git a/src/main/asciidoc/time_recording.adoc b/src/main/asciidoc/time_recording.adoc
index b52f90b..d5fc2a8 100644
--- a/src/main/asciidoc/time_recording.adoc
+++ b/src/main/asciidoc/time_recording.adoc
@@ -3,6 +3,7 @@
 // SPDX-FileCopyrightText: 2015 Sven Seemann
 // SPDX-FileCopyrightText: 2017 Jan Falkenberg
 // SPDX-FileCopyrightText: 2018 Martin Morgenstern
+// SPDX-FileCopyrightText: 2023-2024 swt23w23
 = Zeiterfassung für Gruppe XX
 
 Notieren Sie die Zeit in Minuten für jeden Entwickler und – getrennt davon – für Team-Treffen pro Woche (Wochengranularität).
diff --git a/src/main/java/catering/catalog/Consumable.java b/src/main/java/catering/catalog/Consumable.java
index adceed2..15c3baa 100644
--- a/src/main/java/catering/catalog/Consumable.java
+++ b/src/main/java/catering/catalog/Consumable.java
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
-// SPDX-FileCopyrightText: 2023 swt23w23
+// SPDX-FileCopyrightText: 2023-2024 swt23w23
 package catering.catalog;
 
 import java.util.Objects;
diff --git a/src/main/java/catering/catalog/Rentable.java b/src/main/java/catering/catalog/Rentable.java
index b0aae99..058b4aa 100644
--- a/src/main/java/catering/catalog/Rentable.java
+++ b/src/main/java/catering/catalog/Rentable.java
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
-// SPDX-FileCopyrightText: 2023 swt23w23
+// SPDX-FileCopyrightText: 2023-2024 swt23w23
 package catering.catalog;
 
 import java.util.Objects;
diff --git a/src/main/java/catering/order/CustomOrder.java b/src/main/java/catering/order/CustomOrder.java
index 93a3f0a..76f503d 100644
--- a/src/main/java/catering/order/CustomOrder.java
+++ b/src/main/java/catering/order/CustomOrder.java
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
-// SPDX-FileCopyrightText: 2023 swt23w23
+// SPDX-FileCopyrightText: 2023-2024 swt23w23
 package catering.order;
 
 import catering.staff.Employee;
diff --git a/src/main/java/catering/orderCatalog/CustomCatalogEntry.java b/src/main/java/catering/orderCatalog/CustomCatalogEntry.java
index fb6fd0d..f2c8678 100644
--- a/src/main/java/catering/orderCatalog/CustomCatalogEntry.java
+++ b/src/main/java/catering/orderCatalog/CustomCatalogEntry.java
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
-// SPDX-FileCopyrightText: 2023 swt23w23
+// SPDX-FileCopyrightText: 2023-2024 swt23w23
 package catering.orderCatalog;
 
 import catering.order.OrderType;
diff --git a/src/main/java/catering/staff/Employee.java b/src/main/java/catering/staff/Employee.java
index 13cae27..6b763b1 100644
--- a/src/main/java/catering/staff/Employee.java
+++ b/src/main/java/catering/staff/Employee.java
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
-// SPDX-FileCopyrightText: 2023 swt23w23
+// SPDX-FileCopyrightText: 2023-2024 swt23w23
 package catering.staff;
 
 import static org.salespointframework.core.Currencies.EURO;
diff --git a/src/main/java/catering/users/User.java b/src/main/java/catering/users/User.java
index 2c69512..50bf49b 100644
--- a/src/main/java/catering/users/User.java
+++ b/src/main/java/catering/users/User.java
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
-// SPDX-FileCopyrightText: 2023 swt23w23
+// SPDX-FileCopyrightText: 2023-2024 swt23w23
 package catering.users;
 
 import jakarta.persistence.Entity;
diff --git a/src/test/java/catering/staff/StaffControllerIntegrationTests.java b/src/test/java/catering/staff/StaffControllerIntegrationTests.java
index 37edf21..97569f5 100644
--- a/src/test/java/catering/staff/StaffControllerIntegrationTests.java
+++ b/src/test/java/catering/staff/StaffControllerIntegrationTests.java
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
-// SPDX-FileCopyrightText: 2023 swt23w23
+// SPDX-FileCopyrightText: 2023-2024 swt23w23
 package catering.staff;
 
 import static org.assertj.core.api.Assertions.assertThat;
diff --git a/src/test/java/catering/staff/StaffManagementIntegrationTests.java b/src/test/java/catering/staff/StaffManagementIntegrationTests.java
index ab315b2..34ad5e8 100644
--- a/src/test/java/catering/staff/StaffManagementIntegrationTests.java
+++ b/src/test/java/catering/staff/StaffManagementIntegrationTests.java
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
-// SPDX-FileCopyrightText: 2023 swt23w23
+// SPDX-FileCopyrightText: 2023-2024 swt23w23
 package catering.staff;
 
 import static org.assertj.core.api.Assertions.assertThat;