diff --git a/compiler/error/source/403_FORBIDDEN.tsv b/compiler/error/source/403_FORBIDDEN.tsv
index ddd8d26f..dd1e98fa 100644
--- a/compiler/error/source/403_FORBIDDEN.tsv
+++ b/compiler/error/source/403_FORBIDDEN.tsv
@@ -3,4 +3,5 @@ CHAT_WRITE_FORBIDDEN	You don't have rights to send messages in this chat
 RIGHT_FORBIDDEN	One or more admin rights can't be applied to this kind of chat (channel/supergroup)
 CHAT_ADMIN_INVITE_REQUIRED	You don't have rights to invite other users
 MESSAGE_DELETE_FORBIDDEN	You don't have rights to delete messages in this chat
-CHAT_SEND_MEDIA_FORBIDDEN	You can't send media messages in this chat
\ No newline at end of file
+CHAT_SEND_MEDIA_FORBIDDEN	You can't send media messages in this chat
+MESSAGE_AUTHOR_REQUIRED	You are not the author of this message
\ No newline at end of file