diff --git a/Amazon-S3-API.md b/Amazon-S3-API.md
index c6bd64d..8bca41c 100644
--- a/Amazon-S3-API.md
+++ b/Amazon-S3-API.md
@@ -8,19 +8,29 @@ A bucket can be deleted efficiently by deleting the whole collection.
 
 Currently, the following APIs are supported.
 
+```
+// Object operations
 * PutObject
 * GetObject
 * HeadObject
 * DeleteObject
 * ListObjectsV2
 * ListObjectsV1
+
+// Bucket operations
 * PutBucket
 * DeleteBucket
 * HeadBucket
 * ListBuckets
 
+// Multipart upload operations
+* NewMultipartUpload
+* CompleteMultipartUpload
+* AbortMultipartUpload
+* ListMultipartUploads
+
+```
 TODO:
-* Add support to upload by multi partial uploads.
 * Copy
 
 Not planned: