diff --git a/src/error/category.ts b/src/error/category.ts
index 3f351423..b6b78d65 100644
--- a/src/error/category.ts
+++ b/src/error/category.ts
@@ -44,7 +44,13 @@ const Category: CategoryType = {
   MEDIA_UNAVAILABLE: 14,
 
   /** IP restriction error. */
-  IP_RESTRICTED: 15
+  IP_RESTRICTED: 15,
+
+  /** Scheduled restriction error. */
+  SITE_RESTRICTED: 16,
+
+  /** Scheduled restriction error. */
+  SCHEDULED_RESTRICTED: 17
 };
 
 export {Category};