diff --git a/src/repositories/GetterRepository.ts b/src/repositories/GetterRepository.ts
index b2f9f92..9c5f27f 100644
--- a/src/repositories/GetterRepository.ts
+++ b/src/repositories/GetterRepository.ts
@@ -25,7 +25,7 @@ export interface GetterRepository {
    * if ETA data is restored.
    * @param listener
    */
-  subscribeToEtaChanges(
+  subscribeToEtaUpdates(
     listener: (eta: IEta) => void,
   ): void;
 
@@ -34,7 +34,7 @@ export interface GetterRepository {
    * Callback must be passed by reference.
    * @param listener
    */
-  unsubscribeFromEtaChanges(listener: (eta: IEta) => void): void;
+  unsubscribeFromEtaUpdates(listener: (eta: IEta) => void): void;
 
   getOrderedStopByRouteAndStopId(routeId: string, stopId: string): Promise<IOrderedStop | null>;
 
diff --git a/src/repositories/UnoptimizedInMemoryRepository.ts b/src/repositories/UnoptimizedInMemoryRepository.ts
index e4addc1..273aab6 100644
--- a/src/repositories/UnoptimizedInMemoryRepository.ts
+++ b/src/repositories/UnoptimizedInMemoryRepository.ts
@@ -61,11 +61,11 @@ export class UnoptimizedInMemoryRepository implements GetterSetterRepository {
     return this.etas.filter(eta => eta.stopId === stopId);
   }
 
-  public subscribeToEtaChanges(listener: (eta: IEta) => void) {
+  public subscribeToEtaUpdates(listener: (eta: IEta) => void) {
     this.subscribers.push(listener);
   }
 
-  public unsubscribeFromEtaChanges(listener: (eta: IEta) => void) {
+  public unsubscribeFromEtaUpdates(listener: (eta: IEta) => void) {
     const index = this.subscribers.findIndex((existingListener) => existingListener == listener);
     if (index >= 0) {
       this.subscribers.splice(index, 1);
diff --git a/test/repositories/UnoptimizedInMemoryRepositoryTests.test.ts b/test/repositories/UnoptimizedInMemoryRepositoryTests.test.ts
index 1ce76b1..dc22f15 100644
--- a/test/repositories/UnoptimizedInMemoryRepositoryTests.test.ts
+++ b/test/repositories/UnoptimizedInMemoryRepositoryTests.test.ts
@@ -228,7 +228,7 @@ describe("UnoptimizedInMemoryRepository", () => {
   describe("subscribeToEtaChanges", () => {
     test("notifies listeners if etas have been added or changed", async () => {
       const mockCallback = jest.fn(); // Jest mock function to simulate a listener
-      repository.subscribeToEtaChanges(mockCallback);
+      repository.subscribeToEtaUpdates(mockCallback);
 
       const mockEtas = generateMockEtas();
       for (const eta of mockEtas) {
@@ -244,12 +244,12 @@ describe("UnoptimizedInMemoryRepository", () => {
   describe("unsubscribeFromEtaChanges", () => {
     test("stops notifying listeners after etas have stopped changing", async () => {
       const mockCallback = jest.fn(); // Jest mock function to simulate a listener
-      repository.subscribeToEtaChanges(mockCallback);
+      repository.subscribeToEtaUpdates(mockCallback);
 
       const mockEtas = generateMockEtas();
       await repository.addOrUpdateEta(mockEtas[0]);
 
-      repository.unsubscribeFromEtaChanges(mockCallback);
+      repository.unsubscribeFromEtaUpdates(mockCallback);
 
       await repository.addOrUpdateEta(mockEtas[mockEtas.length - 1]);