diff --git a/memphis/__init__.py b/memphis/__init__.py
index 6265c77..6193199 100644
--- a/memphis/__init__.py
+++ b/memphis/__init__.py
@@ -1,3 +1,16 @@
+#  Copyright 2021-2022 The Memphis Authors
+#  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
+
 from memphis.memphis import Memphis
 import memphis.retention_types
 import memphis.storage_types
diff --git a/memphis/http_request.py b/memphis/http_request.py
index f589d27..851409a 100644
--- a/memphis/http_request.py
+++ b/memphis/http_request.py
@@ -1,3 +1,16 @@
+#  Copyright 2021-2022 The Memphis Authors
+#  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
+
 import requests
 import json
 
@@ -13,13 +26,13 @@ def http_request(method, url, headers={}, body_params={}, query_params={}, file=
     try:
         typeOfMethod = {
             "GET": requests.get(url, headers=headers, timeout=timeout,
-                                        data=json.dumps(body_params), params=json.dumps(query_params)),
-            "POST":requests.post(url, headers=headers, timeout=timeout,
-                                         data=json.dumps(body_params), params=json.dumps(query_params)),
+                                data=json.dumps(body_params), params=json.dumps(query_params)),
+            "POST": requests.post(url, headers=headers, timeout=timeout,
+                                  data=json.dumps(body_params), params=json.dumps(query_params)),
             'PUT': requests.put(url, headers=headers, timeout=timeout,
-                                      data=json.dumps(body_params), params=json.dumps(query_params)),
-            'DELETE':requests.delete(url, headers=headers, timeout=timeout,
-                                            data=json.dumps(body_params), params=json.dumps(query_params))
+                                data=json.dumps(body_params), params=json.dumps(query_params)),
+            'DELETE': requests.delete(url, headers=headers, timeout=timeout,
+                                      data=json.dumps(body_params), params=json.dumps(query_params))
         }
         response = typeOfMethod.get(method)
         if response.status_code != 200:
diff --git a/memphis/memphis.py b/memphis/memphis.py
index c85ac4a..94e3c32 100644
--- a/memphis/memphis.py
+++ b/memphis/memphis.py
@@ -1,3 +1,16 @@
+#  Copyright 2021-2022 The Memphis Authors
+#  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
+
 import socket
 import json
 import nats as broker
diff --git a/memphis/retention_types.py b/memphis/retention_types.py
index bd6db7d..82e8bd3 100644
--- a/memphis/retention_types.py
+++ b/memphis/retention_types.py
@@ -1,3 +1,16 @@
+#  Copyright 2021-2022 The Memphis Authors
+#  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
+
 MAX_MESSAGE_AGE_SECONDS = "message_age_sec"
 MESSAGES = "messages"
 BYTES = "bytes"
diff --git a/memphis/storage_types.py b/memphis/storage_types.py
index cadda62..ecb985e 100644
--- a/memphis/storage_types.py
+++ b/memphis/storage_types.py
@@ -1,2 +1,15 @@
+#  Copyright 2021-2022 The Memphis Authors
+#  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
+
 FILE = "file"
 MEMORY = "memory"