diff --git a/NOTICE b/NOTICE
new file mode 100644
index 00000000..6bdd4c40
--- /dev/null
+++ b/NOTICE
@@ -0,0 +1,6 @@
+Drone
+Copyright 2019 Drone.IO, Inc
+
+This product includes software developed at Drone.IO, Inc.
+(http://drone.io/).
+
diff --git a/logger/logger.go b/logger/logger.go
index dbd934a6..469fce4a 100644
--- a/logger/logger.go
+++ b/logger/logger.go
@@ -1,4 +1,5 @@
 // Copyright 2019 Drone IO, Inc.
+// Copyright 2016 The containerd Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/version/version.go b/version/version.go
index 986de68f..e5436a94 100644
--- a/version/version.go
+++ b/version/version.go
@@ -1,4 +1,5 @@
 // Copyright 2019 Drone IO, Inc.
+// Copyright 2016 The Linux Foundation
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.