diff --git a/packages/api/src/elastic/types.ts b/packages/api/src/elastic/types.ts
index 030c2a98e..44185dc12 100644
--- a/packages/api/src/elastic/types.ts
+++ b/packages/api/src/elastic/types.ts
@@ -198,6 +198,7 @@ export interface Page {
   state: ArticleSavingRequestStatus
   taskName?: string
   language?: string
+  readAt?: Date
 }
 
 export interface SearchItem {