diff --git a/telethon/hints.py b/telethon/hints.py
index 67f830b6..b38df534 100644
--- a/telethon/hints.py
+++ b/telethon/hints.py
@@ -16,8 +16,9 @@ EntityLike = typing.Union[
     PeerID,
     types.TypePeer,
     types.TypeInputPeer,
+    types.TypeInputUser,
     Entity,
-    FullEntity
+    FullEntity,
 ]
 EntitiesLike = typing.Union[EntityLike, typing.Sequence[EntityLike]]