diff --git a/Amazon-S3-API.md b/Amazon-S3-API.md
index c30e4d5..4b6cbb3 100644
--- a/Amazon-S3-API.md
+++ b/Amazon-S3-API.md
@@ -21,6 +21,11 @@ Currently, the following APIs are supported.
 * DeleteMultipleObjects
 * PostPolicy
 
+// Object Tagging
+* GetObjectTagging
+* PutObjectTagging
+* DeleteObjectTagging
+
 // Bucket operations
 * PutBucket
 * DeleteBucket