diff --git a/packages/google-cloud-dns/package.json b/packages/google-cloud-dns/package.json
index f8ed5a25b16..bf524771a6b 100644
--- a/packages/google-cloud-dns/package.json
+++ b/packages/google-cloud-dns/package.json
@@ -28,14 +28,14 @@
   ],
   "scripts": {
     "docs": "jsdoc -c .jsdoc.js",
-    "lint": "gts check && eslint '**/*.js'",
+    "lint": "gts check",
     "test": "c8 mocha build/test",
     "samples-test": "cd samples/ && npm link ../ && npm test && cd ../",
     "presystem-test": "npm run compile",
     "system-test": "mocha build/system-test --timeout 600000",
     "clean": "gts clean",
     "compile": "tsc -p .",
-    "fix": "eslint --fix '**/*.js' && gts fix",
+    "fix": "gts fix",
     "prepare": "npm run compile",
     "pretest": "npm run compile",
     "docs-test": "linkinator docs",
@@ -60,19 +60,13 @@
     "@types/tmp": "0.1.0",
     "@types/uuid": "^7.0.2",
     "c8": "^7.0.0",
-    "chai": "^4.2.0",
     "codecov": "^3.0.2",
-    "eslint": "^6.0.0",
-    "eslint-config-prettier": "^6.0.0",
-    "eslint-plugin-node": "^11.0.0",
-    "eslint-plugin-prettier": "^3.0.0",
-    "gts": "^2.0.0-alpha.9",
+    "gts": "^2.0.0",
     "jsdoc": "^3.6.2",
     "jsdoc-fresh": "^1.0.1",
     "jsdoc-region-tag": "^1.0.2",
     "linkinator": "^2.0.0",
     "mocha": "^7.1.1",
-    "prettier": "^1.13.5",
     "proxyquire": "^2.0.1",
     "tmp": "^0.1.0",
     "typescript": "^3.8.3",
diff --git a/packages/google-cloud-dns/samples/package.json b/packages/google-cloud-dns/samples/package.json
index f4a317e96d1..326f0ad3518 100644
--- a/packages/google-cloud-dns/samples/package.json
+++ b/packages/google-cloud-dns/samples/package.json
@@ -5,7 +5,7 @@
   "author": "Google Inc.",
   "repository": "googleapis/nodejs-dns",
   "engines": {
-    "node": ">=8"
+    "node": ">=10"
   },
   "files": [
     "*.js",
diff --git a/packages/google-cloud-dns/src/index.ts b/packages/google-cloud-dns/src/index.ts
index b58a4932ca3..cc602ae2c91 100644
--- a/packages/google-cloud-dns/src/index.ts
+++ b/packages/google-cloud-dns/src/index.ts
@@ -337,7 +337,7 @@ class DNS extends Service {
           callback!(err, null, null, resp);
           return;
         }
-        // tslint:disable-next-line no-any
+        // eslint-disable-next-line @typescript-eslint/no-explicit-any
         const zones = arrify(resp.managedZones).map((zone: any) => {
           const zoneInstance = this.zone(zone.name);
           zoneInstance.metadata = zone;
diff --git a/packages/google-cloud-dns/src/zone.ts b/packages/google-cloud-dns/src/zone.ts
index 16a32980ba2..323801da1d3 100644
--- a/packages/google-cloud-dns/src/zone.ts
+++ b/packages/google-cloud-dns/src/zone.ts
@@ -392,7 +392,7 @@ class Zone extends ZoneServiceObject {
     config: CreateZoneRequest,
     callback?: CreateZoneCallback
   ): void | Promise<CreateZoneResponse> {
-    // tslint:disable-next-line no-any
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
     const args = [config, callback!] as any;
     ServiceObject.prototype.create.apply(this, args);
   }
@@ -1088,7 +1088,7 @@ class Zone extends ZoneServiceObject {
       const recordsToCreate: Record[] = [];
       recordTypes.forEach(recordType => {
         const recordTypeSet = arrify(parsedZonefile[recordType]);
-        // tslint:disable-next-line no-any
+        // eslint-disable-next-line @typescript-eslint/no-explicit-any
         recordTypeSet.forEach((record: any) => {
           record.ttl = record.ttl || defaultTTL;
           recordsToCreate.push(
diff --git a/packages/google-cloud-dns/system-test/dns.ts b/packages/google-cloud-dns/system-test/dns.ts
index cea64d4be30..94835e7fe0d 100644
--- a/packages/google-cloud-dns/system-test/dns.ts
+++ b/packages/google-cloud-dns/system-test/dns.ts
@@ -125,7 +125,7 @@ describe('dns', () => {
   });
 
   // deal with eventual consistency of ZONE.create():
-  it('should return 0 or more zones', async function() {
+  it('should return 0 or more zones', async function () {
     this.retries(3);
     await delayMs(1000);
     const zones = await dns.getZones();
@@ -285,8 +285,7 @@ describe('dns', () => {
         const onRecordsReceived = (
           err?: Error | null,
           records?: Record[] | null,
-          nextQuery?: {} | null,
-          apiResponse?: Metadata
+          nextQuery?: {} | null
         ) => {
           if (nextQuery) {
             ZONE.getRecords(nextQuery, onRecordsReceived);
diff --git a/packages/google-cloud-dns/test/change.ts b/packages/google-cloud-dns/test/change.ts
index 4762fcea143..140037f5bba 100644
--- a/packages/google-cloud-dns/test/change.ts
+++ b/packages/google-cloud-dns/test/change.ts
@@ -22,6 +22,7 @@ import * as assert from 'assert';
 import {describe, it, before, beforeEach} from 'mocha';
 import * as proxyquire from 'proxyquire';
 
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
 import {Change} from '../src/change';
 
 let promisified = false;
@@ -43,9 +44,9 @@ class FakeServiceObject extends ServiceObject {
 }
 
 describe('Change', () => {
-  // tslint:disable-next-line:variable-name no-any
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   let Change: any;
-  // tslint:disable-next-line: no-any
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   let change: any;
 
   const ZONE = {
diff --git a/packages/google-cloud-dns/test/index.ts b/packages/google-cloud-dns/test/index.ts
index 0c17100cda1..e768bf4fcfe 100644
--- a/packages/google-cloud-dns/test/index.ts
+++ b/packages/google-cloud-dns/test/index.ts
@@ -80,9 +80,9 @@ class FakeZone {
 }
 
 describe('DNS', () => {
-  // tslint:disable-next-line: no-any
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   let DNS: any;
-  // tslint:disable-next-line: no-any
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   let dns: any;
 
   const PROJECT_ID = 'project-id';
diff --git a/packages/google-cloud-dns/test/record.ts b/packages/google-cloud-dns/test/record.ts
index 3ee4b7d099a..d0ab9048acb 100644
--- a/packages/google-cloud-dns/test/record.ts
+++ b/packages/google-cloud-dns/test/record.ts
@@ -17,6 +17,7 @@ import * as assert from 'assert';
 import {describe, it, before, beforeEach} from 'mocha';
 import * as proxyquire from 'proxyquire';
 
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
 import {Record} from '../src';
 
 let promisified = false;
@@ -31,9 +32,9 @@ const fakePromisify = Object.assign({}, promisify, {
 });
 
 describe('Record', () => {
-  // tslint:disable-next-line
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   let Record: any;
-  // tslint:disable-next-line:no-any
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   let record: any;
 
   const ZONE = {
diff --git a/packages/google-cloud-dns/test/zone.ts b/packages/google-cloud-dns/test/zone.ts
index ae14d717183..65758bf5ab4 100644
--- a/packages/google-cloud-dns/test/zone.ts
+++ b/packages/google-cloud-dns/test/zone.ts
@@ -22,7 +22,7 @@ import {CoreOptions, OptionsWithUri, Response} from 'request';
 import * as uuid from 'uuid';
 
 import {Change, CreateChangeRequest} from '../src/change';
-import {Record, RecordObject} from '../src/record';
+import {Record, RecordObject, RecordMetadata} from '../src/record';
 
 let promisified = false;
 const fakePromisify = Object.assign({}, promisify, {
@@ -57,18 +57,18 @@ const fakeFs = {
 };
 
 class FakeChange {
-  calledWith_: any[];
-  constructor(...args: any[]) {
+  calledWith_: Array<{}>;
+  constructor(...args: Array<{}>) {
     this.calledWith_ = args;
   }
 }
 
 class FakeRecord {
-  calledWith_: any[];
-  constructor(...args: any[]) {
+  calledWith_: Array<{}>;
+  constructor(...args: Array<{}>) {
     this.calledWith_ = args;
   }
-  static fromZoneRecord_(...args: any[]) {
+  static fromZoneRecord_(...args: Array<{}>) {
     const record = new FakeRecord();
     record.calledWith_ = args;
     return record;
@@ -76,8 +76,8 @@ class FakeRecord {
 }
 
 class FakeServiceObject extends ServiceObject {
-  calledWith_: any[];
-  constructor(config: ServiceObjectConfig, ...args: any[]) {
+  calledWith_: Array<{}>;
+  constructor(config: ServiceObjectConfig, ...args: Array<{}>) {
     super(config);
     this.calledWith_ = args;
   }
@@ -102,9 +102,9 @@ const fakePaginator = {
 };
 
 describe('Zone', () => {
-  // tslint:disable-next-line
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   let Zone: any;
-  // tslint:disable-next-line:no-any
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   let zone: any;
 
   const DNS = {
@@ -358,7 +358,7 @@ describe('Zone', () => {
       });
 
       it('should try to delete again after emptying', done => {
-        // tslint:disable-next-line:no-any
+        // eslint-disable-next-line @typescript-eslint/no-explicit-any
         (FakeServiceObject.prototype as any).delete = () => {
           done();
         };
@@ -881,7 +881,7 @@ describe('Zone', () => {
 
     describe('success', () => {
       const recordType = 'ns';
-      // tslint:disable-next-line:no-any
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
       let parsedZonefile: any = {};
 
       beforeEach(() => {
@@ -926,9 +926,9 @@ describe('Zone', () => {
         parsedZonefile.mx = {ttl: '180'};
         zone.addRecords = (recordsToCreate: FakeRecord[]) => {
           const record1 = recordsToCreate[0].calledWith_[2];
-          assert.strictEqual(record1.ttl, defaultTTL);
+          assert.strictEqual((record1 as RecordMetadata).ttl, defaultTTL);
           const record2 = recordsToCreate[1].calledWith_[2];
-          assert.strictEqual(record2.ttl, '180');
+          assert.strictEqual((record2 as RecordMetadata).ttl, '180');
           done();
         };
         zone.import(path, done);