diff --git a/compiler/error/source/400_BAD_REQUEST.tsv b/compiler/error/source/400_BAD_REQUEST.tsv
index e00c10c5..ed332838 100644
--- a/compiler/error/source/400_BAD_REQUEST.tsv
+++ b/compiler/error/source/400_BAD_REQUEST.tsv
@@ -65,4 +65,5 @@ PEER_FLOOD	The method can't be used because your account is limited
 MEDIA_CAPTION_TOO_LONG	The media caption is longer than 200 characters
 USER_NOT_MUTUAL_CONTACT	The user is not a mutual contact
 USER_CHANNELS_TOO_MUCH	The user is already in too many channels or supergroups
-API_ID_PUBLISHED_FLOOD	You are using an API key that is limited on the server side
\ No newline at end of file
+API_ID_PUBLISHED_FLOOD	You are using an API key that is limited on the server side
+USER_NOT_PARTICIPANT	The user is not a member of this chat
\ No newline at end of file