diff --git a/compiler/error/source/406_NOT_ACCEPTABLE.tsv b/compiler/error/source/406_NOT_ACCEPTABLE.tsv
index e94706ed..1c8e5647 100644
--- a/compiler/error/source/406_NOT_ACCEPTABLE.tsv
+++ b/compiler/error/source/406_NOT_ACCEPTABLE.tsv
@@ -1,3 +1,4 @@
 id	message
 AUTH_KEY_DUPLICATED	Authorization error - you must delete your session file and log in again with your phone number
-FILEREF_UPGRADE_NEEDED	The file reference has expired - you must obtain the original media message
\ No newline at end of file
+FILEREF_UPGRADE_NEEDED	The file reference has expired - you must obtain the original media message
+STICKERSET_INVALID	The sticker set is invalid
\ No newline at end of file