diff --git a/.changeset/sour-geckos-care.md b/.changeset/sour-geckos-care.md
new file mode 100644
index 00000000..e3a97e04
--- /dev/null
+++ b/.changeset/sour-geckos-care.md
@@ -0,0 +1,5 @@
+---
+'micro-stacks': minor
+---
+
+Use new Hiro.so API endpoints.
diff --git a/packages/core/src/network/index.ts b/packages/core/src/network/index.ts
index aa6179fd..59a9b765 100644
--- a/packages/core/src/network/index.ts
+++ b/packages/core/src/network/index.ts
@@ -2,8 +2,8 @@ import { ChainID, fetchPrivate, TransactionVersion } from 'micro-stacks/common';
 
 type Fetcher = (input: RequestInfo, init?: RequestInit) => Promise<Response>;
 
-export const HIRO_MAINNET_DEFAULT = 'https://stacks-node-api.mainnet.stacks.co';
-export const HIRO_TESTNET_DEFAULT = 'https://stacks-node-api.testnet.stacks.co';
+export const HIRO_MAINNET_DEFAULT = 'https://api.mainnet.hiro.so';
+export const HIRO_TESTNET_DEFAULT = 'https://api.testnet.hiro.so';
 export const HIRO_MOCKNET_DEFAULT = 'http://localhost:3999';
 
 export interface NetworkConfig {
diff --git a/packages/core/src/network/network.test.ts b/packages/core/src/network/network.test.ts
index 71bc0587..6e3c53f5 100644
--- a/packages/core/src/network/network.test.ts
+++ b/packages/core/src/network/network.test.ts
@@ -1,7 +1,7 @@
 import { StacksMainnet, StacksMocknet, StacksTestnet } from 'micro-stacks/network';
 
-export const HIRO_MAINNET_DEFAULT = 'https://stacks-node-api.mainnet.stacks.co';
-export const HIRO_TESTNET_DEFAULT = 'https://stacks-node-api.testnet.stacks.co';
+export const HIRO_MAINNET_DEFAULT = 'https://api.mainnet.hiro.so';
+export const HIRO_TESTNET_DEFAULT = 'https://api.testnet.hiro.so';
 export const HIRO_MOCKNET_DEFAULT = 'http://localhost:3999';
 
 describe('Setting coreApiUrl', () => {
diff --git a/packages/core/src/storage/common/constants.ts b/packages/core/src/storage/common/constants.ts
index 3b3d72c3..ea0abc38 100644
--- a/packages/core/src/storage/common/constants.ts
+++ b/packages/core/src/storage/common/constants.ts
@@ -1,2 +1,2 @@
 export const SIGNATURE_FILE_SUFFIX = '.sig';
-export const DEFAULT_ZONEFILE_LOOKUP_URL = 'https://stacks-node-api.stacks.co/v1/names';
+export const DEFAULT_ZONEFILE_LOOKUP_URL = 'https://api.mainnet.hiro.so/v1/names';
diff --git a/packages/core/src/transactions/common/constants.ts b/packages/core/src/transactions/common/constants.ts
index a7de7b86..3979bc3e 100644
--- a/packages/core/src/transactions/common/constants.ts
+++ b/packages/core/src/transactions/common/constants.ts
@@ -1,7 +1,7 @@
 import { TransactionVersion } from 'micro-stacks/common';
 
 export const CLARITY_INT_BYTE_SIZE = 16;
-export const DEFAULT_CORE_NODE_API_URL = 'https://stacks-node-api.mainnet.stacks.co';
+export const DEFAULT_CORE_NODE_API_URL = 'https://api.mainnet.hiro.so';
 
 /**
  * How a transaction should get appended to the Stacks blockchain.
diff --git a/packages/core/src/wallet-sdk/auth/auth.test.ts b/packages/core/src/wallet-sdk/auth/auth.test.ts
index fb33b81c..9f59bfb7 100644
--- a/packages/core/src/wallet-sdk/auth/auth.test.ts
+++ b/packages/core/src/wallet-sdk/auth/auth.test.ts
@@ -9,7 +9,7 @@ import {
 
 const privateKey = 'a5c61c6ca7b3e7e55edee68566aeab22e4da26baa285c7bd10e8d2218aa3b229';
 // const publicKey = '027d28f9951ce46538951e3697c62588a87f1f1f295de4a14fdd4c780fc52cfe69';
-// const nameLookupURL = 'https://stacks-node-api.mainnet.stacks.co/v1/names/';
+// const nameLookupURL = 'https://api.mainnet.hiro.so/v1/names/';
 const profile = {
   '@type': 'Person',
   account: [
diff --git a/packages/core/tests/mocks/get-file.mocks.ts b/packages/core/tests/mocks/get-file.mocks.ts
index 5001bc2b..3f181979 100644
--- a/packages/core/tests/mocks/get-file.mocks.ts
+++ b/packages/core/tests/mocks/get-file.mocks.ts
@@ -94,7 +94,7 @@ const PROFILE_CONTENT = [
 ];
 
 export const GET_FILE_MOCKS = [
-  rest.get('https://stacks-node-api.stacks.co/v1/names/yukan.id', (_req, res, ctx) => {
+  rest.get('https://api.mainnet.hiro.so/v1/names/yukan.id', (_req, res, ctx) => {
     return res(ctx.json(NAME_RECORD));
   }),
   rest.get('https://potato/v1/names/yukan.id', (_req, res, ctx) => {