diff --git a/src/Scheduler.ts b/src/Scheduler.ts
index 6ca3670..f88b7d7 100644
--- a/src/Scheduler.ts
+++ b/src/Scheduler.ts
@@ -13,7 +13,7 @@ import { VillageFactory } from './VillageFactory';
 import { RunVillageProductionTask } from './Task/RunVillageProductionTask';
 import { isProductionTask } from './Task/TaskMap';
 
-export interface NextExecution {
+interface NextExecution {
     task?: Task;
     action?: Action;
 }