diff --git a/TELNETasp_CNL113320.tpd b/TELNETasp_CNL113320.tpd
index d1f6bb24f6939c80bd0afc9ab631f4d1b3424f74..32673df97a33ad3e246519db88fb44af1541d452 100644
--- a/TELNETasp_CNL113320.tpd
+++ b/TELNETasp_CNL113320.tpd
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  Copyright (c) 2000-2019 Ericsson Telecom AB
+  Copyright (c) 2000-2023 Ericsson Telecom AB
 
   All rights reserved. This program and the accompanying materials
   are made available under the terms of the Eclipse Public License v2.0
diff --git a/demo/TELNETasp_CNL113320_demo.tpd b/demo/TELNETasp_CNL113320_demo.tpd
index 254ed9faeb678e5a7272f24197aa0423d004ba14..abded468ad79f856e4237c9c7a7ce18a0da9494a 100644
--- a/demo/TELNETasp_CNL113320_demo.tpd
+++ b/demo/TELNETasp_CNL113320_demo.tpd
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
- Copyright (c) 2000-2019 Ericsson Telecom AB
+ Copyright (c) 2000-2023 Ericsson Telecom AB
 
   All rights reserved. This program and the accompanying materials
   are made available under the terms of the Eclipse Public License v2.0
diff --git a/demo/TELNETasp_echo.cfg b/demo/TELNETasp_echo.cfg
index a2381f543368ff0fa532a1403545234607d42ec0..c2c656bef050f2fb2e40c46dcdaf0f784d04e0c8 100644
--- a/demo/TELNETasp_echo.cfg
+++ b/demo/TELNETasp_echo.cfg
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019 Ericsson Telecom AB
+* Copyright (c) 2000-2023 Ericsson Telecom 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/demo/TELNETasp_echo.ttcn b/demo/TELNETasp_echo.ttcn
index 54e65032a6ade8b36ce07aafe2cf60e90d2b9406..d9980b4c295ab00f49b5480aca29f96d04085d12 100644
--- a/demo/TELNETasp_echo.ttcn
+++ b/demo/TELNETasp_echo.ttcn
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019 Ericsson Telecom AB
+* Copyright (c) 2000-2023 Ericsson Telecom 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/TELNETasp_PT.cc b/src/TELNETasp_PT.cc
index 95186904f4cbd5ac58f9cd05f26e4104a9064ea8..6b8a256d0fa4863826fc851078c868421561a254 100644
--- a/src/TELNETasp_PT.cc
+++ b/src/TELNETasp_PT.cc
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019 Ericsson Telecom AB
+* Copyright (c) 2000-2023 Ericsson Telecom 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/TELNETasp_PT.hh b/src/TELNETasp_PT.hh
index 1db874aec1d12c7252ec98cccffff8d2f35b5f98..09cdb284041eb6b1951c07b3728279137bc7c0e7 100644
--- a/src/TELNETasp_PT.hh
+++ b/src/TELNETasp_PT.hh
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019 Ericsson Telecom AB
+* Copyright (c) 2000-2023 Ericsson Telecom 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/TELNETasp_PortType.ttcn b/src/TELNETasp_PortType.ttcn
index 8b7a16580ddfa7fac91d1cd36840cd577c9854f0..d86b8950898239a1b9f797e8c2c8f1941df53e7d 100644
--- a/src/TELNETasp_PortType.ttcn
+++ b/src/TELNETasp_PortType.ttcn
@@ -1,5 +1,5 @@
 /******************************************************************************
-* Copyright (c) 2000-2019 Ericsson Telecom AB
+* Copyright (c) 2000-2023 Ericsson Telecom 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