diff --git a/src/TS29503_Nudm_EE.ttcn b/src/TS29503_Nudm_EE.ttcn
index dec602243997606f489fb7efa77d571b46568e30..f78d48dfbbe7beabc6bbb5110f5129a22178ce39 100644
--- a/src/TS29503_Nudm_EE.ttcn
+++ b/src/TS29503_Nudm_EE.ttcn
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019  Ericsson AB
+* Copyright (c) 2000-2023 Ericsson AB
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
diff --git a/src/TS29503_Nudm_PP.ttcn b/src/TS29503_Nudm_PP.ttcn
index a7cdd2a33a8db814638f7cc408c4e8069c4357ef..23b06bc4e7c81bdea9bdae6e92346e8ee9efce87 100644
--- a/src/TS29503_Nudm_PP.ttcn
+++ b/src/TS29503_Nudm_PP.ttcn
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019  Ericsson AB
+* Copyright (c) 2000-2023 Ericsson AB
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
diff --git a/src/TS29503_Nudm_SDM.ttcn b/src/TS29503_Nudm_SDM.ttcn
index 423ab2f8d1b3eee8f6b014678bb2e1653e7762d5..4520f4c357e370dbcfc48dd3dee1373a994030c7 100644
--- a/src/TS29503_Nudm_SDM.ttcn
+++ b/src/TS29503_Nudm_SDM.ttcn
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019  Ericsson AB
+* Copyright (c) 2000-2023 Ericsson AB
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
diff --git a/src/TS29503_Nudm_UEAU.ttcn b/src/TS29503_Nudm_UEAU.ttcn
index 68364a4c160b8c1426b8d1c84a5634aaf1ed18ec..cb21d9ba0ba87b43f6bf97d4c4fc6466544e383a 100644
--- a/src/TS29503_Nudm_UEAU.ttcn
+++ b/src/TS29503_Nudm_UEAU.ttcn
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019  Ericsson AB
+* Copyright (c) 2000-2023 Ericsson AB
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
diff --git a/src/TS29503_Nudm_UECM.ttcn b/src/TS29503_Nudm_UECM.ttcn
index 766abf065ffece66f57172a5f64222303a477b7b..a5f5b21d42ae53f07c5e196c9d2217f4f10984e1 100644
--- a/src/TS29503_Nudm_UECM.ttcn
+++ b/src/TS29503_Nudm_UECM.ttcn
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019  Ericsson AB
+* Copyright (c) 2000-2023 Ericsson AB
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at