diff --git a/src/system/game-data.ts b/src/system/game-data.ts
index 60fe7ac8e02..30cc7c96dfb 100644
--- a/src/system/game-data.ts
+++ b/src/system/game-data.ts
@@ -569,7 +569,7 @@ export class GameData {
               resolve(true);
             });
         } else {
-          localStorage.setItem('sessionData', btoa(JSON.stringify(sessionData)));
+          localStorage.setItem(`sessionData${scene.sessionSlotId ? scene.sessionSlotId : ''}`, btoa(JSON.stringify(sessionData)));
 
           console.debug('Session data saved');