diff --git a/Amazon-S3-API.md b/Amazon-S3-API.md
index 8af33e8..bb69a46 100644
--- a/Amazon-S3-API.md
+++ b/Amazon-S3-API.md
@@ -14,6 +14,7 @@ Currently, the following APIs are supported.
 * PutObject
 * GetObject
 * HeadObject
+* CopyObject
 * DeleteObject
 * ListObjectsV2
 * ListObjectsV1
@@ -29,7 +30,7 @@ Currently, the following APIs are supported.
 * CompleteMultipartUpload
 * AbortMultipartUpload
 * ListMultipartUploads
-
+* CopyObjectPart
 ```
 TODO:
 * Copy