diff --git a/echovault/config.go b/echovault/config.go
index aa4130e..06aa1bf 100644
--- a/echovault/config.go
+++ b/echovault/config.go
@@ -1,3 +1,17 @@
+// Copyright 2024 Kelvin Clement Mwinuka
+//
+// 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.
+
 package echovault
 
 import (
diff --git a/echovault/plugin.go b/echovault/plugin.go
index e00f3d9..ee4c4f9 100644
--- a/echovault/plugin.go
+++ b/echovault/plugin.go
@@ -1,3 +1,17 @@
+// Copyright 2024 Kelvin Clement Mwinuka
+//
+// 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.
+
 package echovault
 
 import (
diff --git a/volumes/modules/module_get/module_get.go b/volumes/modules/module_get/module_get.go
index c7415cb..22187b6 100644
--- a/volumes/modules/module_get/module_get.go
+++ b/volumes/modules/module_get/module_get.go
@@ -1,3 +1,17 @@
+// Copyright 2024 Kelvin Clement Mwinuka
+//
+// 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.
+
 package main
 
 import (
diff --git a/volumes/modules/module_set/module_set.go b/volumes/modules/module_set/module_set.go
index 257622a..2c88f40 100644
--- a/volumes/modules/module_set/module_set.go
+++ b/volumes/modules/module_set/module_set.go
@@ -1,3 +1,17 @@
+// Copyright 2024 Kelvin Clement Mwinuka
+//
+// 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.
+
 package main
 
 import (