diff --git a/api/src/services/nova/chronicleService.ts b/api/src/services/nova/chronicleService.ts
index 181f021d6..6d880e0c4 100644
--- a/api/src/services/nova/chronicleService.ts
+++ b/api/src/services/nova/chronicleService.ts
@@ -6,7 +6,7 @@ import { INetwork } from "../../models/db/INetwork";
 import { FetchHelper } from "../../utils/fetchHelper";
 
 const CHRONICLE_ENDPOINTS = {
-    updatesByAddress: "/api/explorer/v2/ledger/updates/by-address/",
+    updatesByAddress: "/api/explorer/v3/ledger/updates/by-address/",
     balance: "/api/explorer/v3/balance/",
 };
 
diff --git a/client/src/services/nova/novaApiClient.ts b/client/src/services/nova/novaApiClient.ts
index cf8eca8fd..d430ccd0b 100644
--- a/client/src/services/nova/novaApiClient.ts
+++ b/client/src/services/nova/novaApiClient.ts
@@ -179,7 +179,7 @@ export class NovaApiClient extends ApiClient {
         const params = {
             pageSize: request.pageSize,
             sort: request.sort,
-            startMilestoneIndex: request.startSlotIndex,
+            startSlotIndex: request.startSlotIndex,
             cursor: request.cursor,
         };