diff --git a/test/parser_test.js b/test/parser_test.js
index a58d582..d5757b6 100644
--- a/test/parser_test.js
+++ b/test/parser_test.js
@@ -24,12 +24,12 @@ afterEach(() => {
 
 describe('Parser', () => {
   it('should throw an error with a generic message if one is not returned on the response', async () => {
-    nock(`http://${config.bitcoin.host}:${config.bitcoin.port}/`)
+    nock(`http://${config.bitgesell.host}:${config.bitgesell.port}/`)
       .post('/')
       .reply(200, '{ "result": null, "error": { "code": -32601 }, "id": "69837016239933"}');
 
     try {
-      await new Client(config.bitcoin).command('foobar');
+      await new Client(config.bitgesell).command('foobar');
 
       should.fail();
     } catch (e) {
@@ -40,12 +40,12 @@ describe('Parser', () => {
   });
 
   it('should throw an error if the response does not include a `result`', async () => {
-    nock(`http://${config.bitcoin.host}:${config.bitcoin.port}/`)
+    nock(`http://${config.bitgesell.host}:${config.bitgesell.port}/`)
       .post('/')
       .reply(200, '{ "error": null, "id": "69837016239933"}');
 
     try {
-      await new Client(config.bitcoin).command('foobar2');
+      await new Client(config.bitgesell).command('foobar2');
 
       should.fail();
     } catch (e) {
@@ -56,8 +56,12 @@ describe('Parser', () => {
   });
 
   it('should throw an error if the response is not successful but is json-formatted', async () => {
+    nock(`http://${config.bitgesellMultiWallet.host}:${config.bitgesellMultiWallet.port}/`)
+      .post('/wallet/foobar')
+      .reply(200, '{ "result": null, "error": { "code": -18, "message": "Requested wallet does not exist or is not loaded" }, "id": "69837016239933"}');
+
     try {
-      await new Client(_.defaults({ wallet: 'foobar' }, config.bitcoinMultiWallet)).getWalletInfo();
+      await new Client(_.defaults({ wallet: 'foobar' }, config.bitgesellMultiWallet)).getWalletInfo();
     } catch (e) {
       should(e).be.an.instanceOf(RpcError);
       should(e.message).equal('Requested wallet does not exist or is not loaded');
@@ -67,7 +71,16 @@ describe('Parser', () => {
 
   describe('headers', () => {
     it('should return the response headers if `headers` is enabled', async () => {
-      const [info, headers] = await new Client(_.defaults({ headers: true }, config.bitcoin)).getNetworkInfo();
+      nock(`http://${config.bitgesell.host}:${config.bitgesell.port}/`)
+        .post('/')
+        .reply(200, '{ "result": { "version": 180000 }, "error": null, "id": "69837016239933"}', {
+          connection: 'close',
+          'content-length': '68',
+          'content-type': 'application/json',
+          date: 'Mon, 08 Jun 2026 00:00:00 GMT'
+        });
+
+      const [info, headers] = await new Client(_.defaults({ headers: true }, config.bitgesell)).getNetworkInfo();
 
       should(info).be.an.Object();
       should(headers).have.keys('date', 'connection', 'content-length', 'content-type');
@@ -78,7 +91,20 @@ describe('Parser', () => {
         { method: 'getbalance' },
         { method: 'getbalance' }
       ];
-      const [addresses, headers] = await new Client(_.defaults({ headers: true }, config.bitcoin)).command(batch);
+      nock(`http://${config.bitgesell.host}:${config.bitgesell.port}/`)
+        .post('/')
+        .reply(200, (uri, body) => JSON.parse(body).map((request, index) => ({
+          error: null,
+          id: request.id,
+          result: index + 1
+        })), {
+          connection: 'close',
+          'content-length': '107',
+          'content-type': 'application/json',
+          date: 'Mon, 08 Jun 2026 00:00:00 GMT'
+        });
+
+      const [addresses, headers] = await new Client(_.defaults({ headers: true }, config.bitgesell)).command(batch);
 
       should(addresses).have.length(batch.length);
       should(headers).have.keys('date', 'connection', 'content-length', 'content-type');