diff --git a/v1/types.go b/v1/types.go
index def29e1..fb2ef8e 100644
--- a/v1/types.go
+++ b/v1/types.go
@@ -627,7 +627,7 @@ type (
 	}
 
 	WsEventUserOnlineUpdatedData struct {
-		User   *UserRef
-		Online bool
+		User   *UserRef `json:"user"`
+		Online bool     `json:"online"`
 	}
 )