diff --git a/src/system/game-data.ts b/src/system/game-data.ts
index 11e20f3847c..e8368b5651a 100644
--- a/src/system/game-data.ts
+++ b/src/system/game-data.ts
@@ -189,6 +189,7 @@ export interface RunHistoryData {
 export interface RunEntries {
   entry: SessionSaveData;
   victory: boolean;
+  favorite: boolean;
 }
 
 export type StarterMoveset = [ Moves ] | [ Moves, Moves ] | [ Moves, Moves, Moves ] | [ Moves, Moves, Moves, Moves ];