diff --git a/src/kpi_value_api/requirements.in b/src/kpi_value_api/requirements.in
index a642b5e5884a4303506413cdb4e69c5d184f1385..7e4694109dc4e1d31b86abfc03162494faafcdaf 100644
--- a/src/kpi_value_api/requirements.in
+++ b/src/kpi_value_api/requirements.in
@@ -1,2 +1,16 @@
-confluent-kafka==2.3.0
-requests==2.27.1
\ No newline at end of file
+# Copyright 2022-2024 ETSI OSG/SDG TeraFlowSDN (TFS) (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+confluent-kafka==2.3.*
+requests==2.27.*
diff --git a/src/kpi_value_writer/requirements.in b/src/kpi_value_writer/requirements.in
index a642b5e5884a4303506413cdb4e69c5d184f1385..7e4694109dc4e1d31b86abfc03162494faafcdaf 100644
--- a/src/kpi_value_writer/requirements.in
+++ b/src/kpi_value_writer/requirements.in
@@ -1,2 +1,16 @@
-confluent-kafka==2.3.0
-requests==2.27.1
\ No newline at end of file
+# Copyright 2022-2024 ETSI OSG/SDG TeraFlowSDN (TFS) (https://tfs.etsi.org/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+confluent-kafka==2.3.*
+requests==2.27.*