diff --git a/types/index.d.ts b/types/index.d.ts
index add8e5c5..0214aa39 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -39,7 +39,6 @@ export type DetailsObject = {
   description?: string
   raid?: Raid
   job?: Job
-  extra?: boolean
   guidebooks?: string[]
   visibility?: number
 }