diff --git a/API.md b/API.md
index 08f65f3..392b55c 100644
--- a/API.md
+++ b/API.md
@@ -120,6 +120,13 @@ Returns the target status.
 
 Returns `ancestors` and `descendants` of the status.
 
+## Who reblogged/favourited a status
+
+**GET /api/v1/statuses/:id/reblogged_by**
+**GET /api/v1/statuses/:id/favourited_by**
+
+Returns list of accounts.
+
 ## Following and unfollowing users
 
 **POST /api/v1/accounts/:id/follow**