diff --git a/compiler/error/source/406_NOT_ACCEPTABLE.tsv b/compiler/error/source/406_NOT_ACCEPTABLE.tsv
index 27e4c5bd..e94706ed 100644
--- a/compiler/error/source/406_NOT_ACCEPTABLE.tsv
+++ b/compiler/error/source/406_NOT_ACCEPTABLE.tsv
@@ -1,2 +1,3 @@
 id	message
-AUTH_KEY_DUPLICATED	Authorization error - you must delete your session file and log in again with your phone number
\ No newline at end of file
+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