diff --git a/cmd/config/notify/legacy.go b/cmd/config/notify/legacy.go
index bd39a9fff..30f15059f 100644
--- a/cmd/config/notify/legacy.go
+++ b/cmd/config/notify/legacy.go
@@ -1,3 +1,19 @@
+/*
+ * MinIO Cloud Storage, (C) 2019 MinIO, Inc.
+ *
+ * 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 notify
 
 import (
diff --git a/pkg/disk/root-disk-unix.go b/pkg/disk/root-disk-unix.go
index be51f0df7..4a1025fe6 100644
--- a/pkg/disk/root-disk-unix.go
+++ b/pkg/disk/root-disk-unix.go
@@ -1,5 +1,22 @@
 // +build !windows
 
+/*
+ * MinIO Cloud Storage, (C) 2019 MinIO, Inc.
+ *
+ * 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 disk
 
 import (
diff --git a/pkg/disk/root-disk-windows.go b/pkg/disk/root-disk-windows.go
index b19034f3b..3cf4dce2c 100644
--- a/pkg/disk/root-disk-windows.go
+++ b/pkg/disk/root-disk-windows.go
@@ -1,5 +1,22 @@
 // +build windows
 
+/*
+ * MinIO Cloud Storage, (C) 2019 MinIO, Inc.
+ *
+ * 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 disk
 
 // IsRootDisk returns if diskPath belongs to root-disk, i.e the disk mounted at "/"
diff --git a/pkg/env/env.go b/pkg/env/env.go
index 6d62d5910..bdc406ebf 100644
--- a/pkg/env/env.go
+++ b/pkg/env/env.go
@@ -1,3 +1,20 @@
+/*
+ * MinIO Cloud Storage, (C) 2019-2020 MinIO, Inc.
+ *
+ * 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 env
 
 import (
diff --git a/pkg/madmin/obd_freebsd.go b/pkg/madmin/obd_freebsd.go
index 5d90d19e0..4894a54db 100644
--- a/pkg/madmin/obd_freebsd.go
+++ b/pkg/madmin/obd_freebsd.go
@@ -1,3 +1,20 @@
+/*
+ * MinIO Cloud Storage, (C) 2020 MinIO, Inc.
+ *
+ * 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 madmin
 
 // ServerDiskHwOBDInfo - Includes usage counters, disk counters and partitions