diff --git a/telethon_generator/data/errors.csv b/telethon_generator/data/errors.csv
index 94f98d95..e686d3f2 100644
--- a/telethon_generator/data/errors.csv
+++ b/telethon_generator/data/errors.csv
@@ -223,6 +223,7 @@ POLL_OPTION_INVALID,400,A poll option used invalid data (the data may be too lon
 POLL_QUESTION_INVALID,400,The poll question was either empty or too long
 POLL_UNSUPPORTED,400,This layer does not support polls in the issued method
 PRIVACY_KEY_INVALID,400,The privacy key is invalid
+PRIVACY_TOO_LONG,400,Cannot add that many entities in a single request
 PTS_CHANGE_EMPTY,500,No PTS change
 QUERY_ID_EMPTY,400,The query ID is empty
 QUERY_ID_INVALID,400,The query ID is invalid
diff --git a/telethon_generator/data/methods.csv b/telethon_generator/data/methods.csv
index 16a95026..9247d35f 100644
--- a/telethon_generator/data/methods.csv
+++ b/telethon_generator/data/methods.csv
@@ -50,7 +50,7 @@ account.sendVerifyPhoneCode,user,
 account.setAccountTTL,user,TTL_DAYS_INVALID
 account.setContactSignUpNotification,user,
 account.setContentSettings,user,
-account.setPrivacy,user,PRIVACY_KEY_INVALID
+account.setPrivacy,user,PRIVACY_KEY_INVALID PRIVACY_TOO_LONG
 account.unregisterDevice,user,TOKEN_INVALID
 account.updateDeviceLocked,user,
 account.updateNotifySettings,user,PEER_ID_INVALID