diff --git a/test/repositories/ApiBasedRepositoryTests.test.ts b/test/repositories/ApiBasedRepositoryTests.test.ts
index 76ff1d2..17e800b 100644
--- a/test/repositories/ApiBasedRepositoryTests.test.ts
+++ b/test/repositories/ApiBasedRepositoryTests.test.ts
@@ -328,6 +328,19 @@ describe("getEtasForShuttleId", () => {
     const repository = new ApiBasedRepository(initialCache, ttls);
     repository.updateEtasForSystemIfTTL = jest.fn(async () => {
     });
+    repository.getShuttleById = jest.fn(async () => {
+      const shuttle: IShuttle = {
+        id: "5577",
+        name: "08",
+        coordinates: {
+          latitude: 33.7933406,
+          longitude: -117.8539321,
+        },
+        routeId: "53966",
+        systemId: "1",
+      };
+      return shuttle;
+    });
     const result = await repository.getEtasForShuttleId("5577");
 
     // @ts-ignore