diff --git a/docs/client_api.md b/docs/client_api.md
index 76a3ff4..039db42 100644
--- a/docs/client_api.md
+++ b/docs/client_api.md
@@ -149,6 +149,7 @@ and it might me one of:
 - RequestTimeout
 - TooManyRequest
 - OriginNotAvailable
+- PackageNotAuthorized
 - HeaderRestricted
 - NotAvailableForCrawlBots
 - NotAvailableWithoutUA