diff --git a/constant.go b/constant.go
index 5979da4..0797f71 100644
--- a/constant.go
+++ b/constant.go
@@ -3,8 +3,10 @@ package minio
 var region = "ap-southeast-1"
 
 var Buckets = struct {
+	Chat       string
 	HelpCenter string
 }{
+	Chat:       "private-chat",
 	HelpCenter: "help-center",
 }