diff --git a/test/functional/collection.test.js b/test/functional/collection.test.js
index 1b91a99e42b..866917d7e76 100644
--- a/test/functional/collection.test.js
+++ b/test/functional/collection.test.js
@@ -5,6 +5,7 @@ const chai = require('chai');
 const expect = chai.expect;
 const sinonChai = require('sinon-chai');
 const mock = require('../tools/mongodb-mock/index');
+
 chai.use(sinonChai);
 
 describe('Collection', function () {
diff --git a/test/tools/mongodb-mock/src/request.js b/test/tools/mongodb-mock/src/request.js
index a63ffa4edfc..30b14404244 100644
--- a/test/tools/mongodb-mock/src/request.js
+++ b/test/tools/mongodb-mock/src/request.js
@@ -1,4 +1,5 @@
 const BSON = require('bson');
+
 const { Long } = BSON;
 const { snappy } = require('./snappy_importer');
 const zlib = require('zlib');
diff --git a/test/tools/mongodb-mock/src/wire_response.js b/test/tools/mongodb-mock/src/wire_response.js
index 2ac8047a98a..264839c65be 100644
--- a/test/tools/mongodb-mock/src/wire_response.js
+++ b/test/tools/mongodb-mock/src/wire_response.js
@@ -1,4 +1,5 @@
 const BSON = require('bson');
+
 const { Long } = BSON;
 
 // Response flags
diff --git a/test/unit/polling_srv_records_for_mongos_discovery.prose.test.ts b/test/unit/polling_srv_records_for_mongos_discovery.prose.test.ts
index 6aafbf474f7..e1eb517d4cb 100644
--- a/test/unit/polling_srv_records_for_mongos_discovery.prose.test.ts
+++ b/test/unit/polling_srv_records_for_mongos_discovery.prose.test.ts
@@ -3,8 +3,9 @@ import * as dns from 'dns';
 import * as sinon from 'sinon';
 
 import { MongoClient } from '../../src';
-import { processTick } from '../tools/utils';
 import * as mock from '../tools/mongodb-mock/index';
+import type { MockServer } from '../tools/mongodb-mock/src/server';
+import { processTick } from '../tools/utils';
 
 /*
     The SRV Prose Tests make use of the following REAL DNS records.
@@ -26,7 +27,7 @@ import * as mock from '../tools/mongodb-mock/index';
 
 const srvRecord = (name, port) => ({ name, port, weight: 0, priority: 0 });
 interface ShardedClusterMocks {
-  mongoses: mock.MockServer[];
+  mongoses: MockServer[];
   readonly srvRecords: dns.SrvRecord[];
 }
 
diff --git a/test/unit/unit_snappy.test.js b/test/unit/unit_snappy.test.js
index 001af32b6fe..06321bb60ab 100644
--- a/test/unit/unit_snappy.test.js
+++ b/test/unit/unit_snappy.test.js
@@ -2,6 +2,7 @@
 
 const { expect } = require('chai');
 const mock = require('../tools/mongodb-mock/index');
+
 const snappy = optionalRequire('snappy');
 const snappyVersion = optionalRequire('snappy/package.json').version;
 const { MongoClient } = require('../../src');