diff --git a/.eslintrc.js b/.eslintrc.js
index 2fc1bfcb9..b4e6c043f 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -2,13 +2,13 @@
 
 module.exports = {
   root: true,
-  parser: 'typescript-eslint-parser',
+  parser: '@typescript-eslint/parser',
   parserOptions: {
     ecmaVersion: 2017,
     sourceType: 'module',
   },
-  plugins: ['prettier', 'typescript'],
-  extends: ['eslint:recommended', 'prettier'],
+  plugins: ['prettier', '@typescript-eslint'],
+  extends: ['eslint:recommended', 'plugin:@typescript-eslint/eslint-recommended', 'prettier'],
   env: {
     browser: true,
   },
@@ -20,6 +20,8 @@ module.exports = {
     {
       files: ['**/*.ts'],
       rules: {
+        'prefer-const': 'off',
+
         // the TypeScript compiler already takes care of this and
         // leaving it enabled results in false positives for interface imports
         'no-dupe-class-members': 'off',
diff --git a/lib/__tests__/has-style.ts b/lib/__tests__/has-style.ts
index 52c8a7167..8e2c717df 100644
--- a/lib/__tests__/has-style.ts
+++ b/lib/__tests__/has-style.ts
@@ -28,7 +28,7 @@ describe('assert.dom(...).hasStyle()', () => {
   });
 
   test('succeeds for checking styles applied by CSS stylesheets', () => {
-    var styleNode = document.createElement('style');
+    let styleNode = document.createElement('style');
     styleNode.innerHTML = '.foo { color: blue }';
     document.body.appendChild(styleNode);
     assert.dom('.foo').hasStyle({
diff --git a/package.json b/package.json
index e3d01edfd..9ca750e92 100644
--- a/package.json
+++ b/package.json
@@ -37,6 +37,8 @@
     "@ember/optional-features": "^0.7.0",
     "@types/jest": "^24.0.15",
     "@types/qunit": "^2.9.0",
+    "@typescript-eslint/parser": "^1.11.0",
+    "@typescript-eslint/eslint-plugin": "^1.11.0",
     "babel-plugin-transform-es2015-modules-commonjs": "^6.26.0",
     "babel-preset-env": "^1.6.0",
     "documentation": "^11.0.1",
@@ -54,7 +56,6 @@
     "eslint": "^5.16.0",
     "eslint-config-prettier": "^6.0.0",
     "eslint-plugin-prettier": "^3.1.0",
-    "eslint-plugin-typescript": "^0.14.0",
     "jest": "^24.8.0",
     "lerna-changelog": "^0.8.0",
     "loader.js": "^4.2.3",
@@ -62,8 +63,7 @@
     "rollup": "^1.16.2",
     "rollup-plugin-typescript2": "^0.21.2",
     "ts-jest": "^24.0.2",
-    "typescript": "^3.5.2",
-    "typescript-eslint-parser": "^22.0.0"
+    "typescript": "^3.5.2"
   },
   "engines": {
     "node": "8.* || >= 10.*"
diff --git a/yarn.lock b/yarn.lock
index 0ab5ba89d..94faaf76f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1236,6 +1236,11 @@
   dependencies:
     "@babel/types" "^7.3.0"
 
+"@types/eslint-visitor-keys@^1.0.0":
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/@types/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#1ee30d79544ca84d68d4b3cdb0af4f205663dd2d"
+  integrity sha512-OCutwjDZ4aFS6PB1UZ988C4YgwlBHJd6wCeQqaLdmadZ/7e+w79+hbMUFC1QXDNCmdyoRfAFdm0RypzwR+Qpag==
+
 "@types/estree@0.0.39":
   version "0.0.39"
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
@@ -1318,6 +1323,43 @@
   resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-12.0.9.tgz#693e76a52f61a2f1e7fb48c0eef167b95ea4ffd0"
   integrity sha512-sCZy4SxP9rN2w30Hlmg5dtdRwgYQfYRiLo9usw8X9cxlf+H4FqM1xX7+sNH7NNKVdbXMJWqva7iyy+fxh/V7fA==
 
+"@typescript-eslint/eslint-plugin@^1.11.0":
+  version "1.11.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-1.11.0.tgz#870f752c520db04db6d3668af7479026a6f2fb9a"
+  integrity sha512-mXv9ccCou89C8/4avKHuPB2WkSZyY/XcTQUXd5LFZAcLw1I3mWYVjUu6eS9Ja0QkP/ClolbcW9tb3Ov/pMdcqw==
+  dependencies:
+    "@typescript-eslint/experimental-utils" "1.11.0"
+    eslint-utils "^1.3.1"
+    functional-red-black-tree "^1.0.1"
+    regexpp "^2.0.1"
+    tsutils "^3.7.0"
+
+"@typescript-eslint/experimental-utils@1.11.0":
+  version "1.11.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-1.11.0.tgz#594abe47091cbeabac1d6f9cfed06d0ad99eb7e3"
+  integrity sha512-7LbfaqF6B8oa8cp/315zxKk8FFzosRzzhF8Kn/ZRsRsnpm7Qcu25cR/9RnAQo5utZ2KIWVgaALr+ZmcbG47ruw==
+  dependencies:
+    "@typescript-eslint/typescript-estree" "1.11.0"
+    eslint-scope "^4.0.0"
+
+"@typescript-eslint/parser@^1.11.0":
+  version "1.11.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-1.11.0.tgz#2f6d4f7e64eeb1e7c25b422f8df14d0c9e508e36"
+  integrity sha512-5xBExyXaxVyczrZvbRKEXvaTUFFq7gIM9BynXukXZE0zF3IQP/FxF4mPmmh3gJ9egafZFqByCpPTFm3dk4SY7Q==
+  dependencies:
+    "@types/eslint-visitor-keys" "^1.0.0"
+    "@typescript-eslint/experimental-utils" "1.11.0"
+    "@typescript-eslint/typescript-estree" "1.11.0"
+    eslint-visitor-keys "^1.0.0"
+
+"@typescript-eslint/typescript-estree@1.11.0":
+  version "1.11.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-1.11.0.tgz#b7b5782aab22e4b3b6d84633652c9f41e62d37d5"
+  integrity sha512-fquUHF5tAx1sM2OeRCC7wVxFd1iMELWMGCzOSmJ3pLzArj9+kRixdlC4d5MncuzXpjEqc6045p3KwM0o/3FuUA==
+  dependencies:
+    lodash.unescape "4.0.1"
+    semver "5.5.0"
+
 JSONStream@^1.0.3:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/JSONStream/-/JSONStream-1.3.1.tgz#707f761e01dae9e16f1bcf93703b78c70966579a"
@@ -4694,13 +4736,6 @@ eslint-plugin-prettier@^3.1.0:
   dependencies:
     prettier-linter-helpers "^1.0.0"
 
-eslint-plugin-typescript@^0.14.0:
-  version "0.14.0"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-typescript/-/eslint-plugin-typescript-0.14.0.tgz#068549c3f4c7f3f85d88d398c29fa96bf500884c"
-  integrity sha512-2u1WnnDF2mkWWgU1lFQ2RjypUlmRoBEvQN02y9u+IL12mjWlkKFGEBnVsjs9Y8190bfPQCvWly1c2rYYUSOxWw==
-  dependencies:
-    requireindex "~1.1.0"
-
 eslint-scope@^4.0.0, eslint-scope@^4.0.3:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-4.0.3.tgz#ca03833310f6889a3264781aa82e63eb9cfe7848"
@@ -9947,11 +9982,6 @@ require-main-filename@^1.0.1:
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-1.0.1.tgz#97f717b69d48784f5f526a6c5aa8ffdda055a4d1"
   integrity sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE=
 
-requireindex@~1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/requireindex/-/requireindex-1.1.0.tgz#e5404b81557ef75db6e49c5a72004893fe03e162"
-  integrity sha1-5UBLgVV+91225JxacgBIk/4D4WI=
-
 requires-port@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
@@ -11237,6 +11267,18 @@ tslib@1.9.3, tslib@^1.9.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
   integrity sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==
 
+tslib@^1.8.1:
+  version "1.10.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.10.0.tgz#c3c19f95973fb0a62973fb09d90d961ee43e5c8a"
+  integrity sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==
+
+tsutils@^3.7.0:
+  version "3.14.0"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-3.14.0.tgz#bf8d5a7bae5369331fa0f2b0a5a10bd7f7396c77"
+  integrity sha512-SmzGbB0l+8I0QwsPgjooFRaRvHLBLNYM8SeQ0k6rtNDru5sCGeLJcZdwilNndN+GysuFjF5EIYgN8GfFG6UeUw==
+  dependencies:
+    tslib "^1.8.1"
+
 tunnel-agent@^0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.6.0.tgz#27a5dea06b36b04a0a9966774b290868f0fc40fd"
@@ -11274,23 +11316,6 @@ typedarray@^0.0.6, typedarray@~0.0.5:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript-eslint-parser@^22.0.0:
-  version "22.0.0"
-  resolved "https://registry.yarnpkg.com/typescript-eslint-parser/-/typescript-eslint-parser-22.0.0.tgz#f5e766c9b50711b03535e29a10b45f957e3c516a"
-  integrity sha512-pD8D7oTeRwWvFVxK3PaY6FYAiZsuRXFkIc2+1xkwCT3NduySgCgjeAkR5/dnIWecOiFVcEHf4ypXurF02Q6Z3Q==
-  dependencies:
-    eslint-scope "^4.0.0"
-    eslint-visitor-keys "^1.0.0"
-    typescript-estree "18.0.0"
-
-typescript-estree@18.0.0:
-  version "18.0.0"
-  resolved "https://registry.yarnpkg.com/typescript-estree/-/typescript-estree-18.0.0.tgz#a309f6c6502c64d74b3f88c205d871a9af0b1d40"
-  integrity sha512-HxTWrzFyYOPWA91Ij7xL9mNUVpGTKLH2KiaBn28CMbYgX2zgWdJqU9hO7Are+pAPAqY91NxAYoaAyDDZ3rLj2A==
-  dependencies:
-    lodash.unescape "4.0.1"
-    semver "5.5.0"
-
 typescript@^3.5.2:
   version "3.5.2"
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.5.2.tgz#a09e1dc69bc9551cadf17dba10ee42cf55e5d56c"