diff --git a/src/loaders/ParkingRepositoryLoaders/ChapmanApiBasedParkingRepositoryLoader.ts b/src/loaders/ParkingRepositoryLoaders/ChapmanApiBasedParkingRepositoryLoader.ts
index b66b31a..f922c5b 100644
--- a/src/loaders/ParkingRepositoryLoaders/ChapmanApiBasedParkingRepositoryLoader.ts
+++ b/src/loaders/ParkingRepositoryLoaders/ChapmanApiBasedParkingRepositoryLoader.ts
@@ -21,6 +21,10 @@ export class ChapmanApiBasedParkingRepositoryLoader implements ParkingRepository
     this.fetchAndUpdateParkingStructures = this.fetchAndUpdateParkingStructures.bind(this);
   }
 
+  async fetchAndUpdateAll() {
+    await this.fetchAndUpdateParkingStructures();
+  }
+
   async fetchAndUpdateParkingStructures(): Promise<void> {
     let json: any;
 
diff --git a/src/loaders/ParkingRepositoryLoaders/ParkingRepositoryLoader.ts b/src/loaders/ParkingRepositoryLoaders/ParkingRepositoryLoader.ts
index 64e8e5c..9068221 100644
--- a/src/loaders/ParkingRepositoryLoaders/ParkingRepositoryLoader.ts
+++ b/src/loaders/ParkingRepositoryLoaders/ParkingRepositoryLoader.ts
@@ -1,3 +1,5 @@
-export interface ParkingRepositoryLoader {
+import { RepositoryLoader } from "../RepositoryLoader";
+
+export interface ParkingRepositoryLoader extends RepositoryLoader {
   fetchAndUpdateParkingStructures(): Promise<void>;
 }