diff --git a/package.json b/package.json
index 4e6d933..10855e8 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "ember-cli-typescript": "^2.0.2"
   },
   "devDependencies": {
-    "@ember/optional-features": "^0.7.0",
+    "@ember/optional-features": "^2.0.0",
     "@types/ember": "^3.1.1",
     "@types/ember-qunit": "^3.4.8",
     "@types/ember-resolver": "^5.0.7",
diff --git a/yarn.lock b/yarn.lock
index 2c9468d..66367c6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -907,19 +907,17 @@
   resolved "https://registry.yarnpkg.com/@ember/edition-utils/-/edition-utils-1.2.0.tgz#a039f542dc14c8e8299c81cd5abba95e2459cfa6"
   integrity sha512-VmVq/8saCaPdesQmftPqbFtxJWrzxNGSQ+e8x8LLe3Hjm36pJ04Q8LeORGZkAeOhldoUX9seLGmSaHeXkIqoog==
 
-"@ember/optional-features@^0.7.0":
-  version "0.7.0"
-  resolved "https://registry.yarnpkg.com/@ember/optional-features/-/optional-features-0.7.0.tgz#f65a858007020ddfb8342f586112750c32abd2d9"
-  integrity sha512-qLXvL/Kq/COb43oQmCrKx7Fy8k1XJDI2RlgbCnZHH26AGVgJT/sZugx1A2AIxKdamtl/Mi+rQSjGIuscSjqjDw==
+"@ember/optional-features@^2.0.0":
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/@ember/optional-features/-/optional-features-2.0.0.tgz#c809abd5a27d5b0ef3c6de3941334ab6153313f0"
+  integrity sha512-4gkvuGRYfpAh1nwAz306cmMeC1mG7wxZnbsBZ09mMaMX/W7IyKOKc/38JwrDPUFUalmNEM7q7JEPcmew2M3Dog==
   dependencies:
-    chalk "^2.3.0"
-    co "^4.6.0"
-    ember-cli-version-checker "^2.1.0"
-    glob "^7.1.2"
-    inquirer "^3.3.0"
-    mkdirp "^0.5.1"
-    silent-error "^1.1.0"
-    util.promisify "^1.0.0"
+    chalk "^4.1.0"
+    ember-cli-version-checker "^5.1.1"
+    glob "^7.1.6"
+    inquirer "^7.3.3"
+    mkdirp "^1.0.4"
+    silent-error "^1.1.1"
 
 "@ember/test-helpers@^1.7.1":
   version "1.7.2"
@@ -1493,7 +1491,7 @@ ansi-align@^3.0.0:
   dependencies:
     string-width "^3.0.0"
 
-ansi-escapes@^3.0.0, ansi-escapes@^3.2.0:
+ansi-escapes@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-3.2.0.tgz#8780b98ff9dbf5638152d1f1fe5c1d7b4442976b"
   integrity sha512-cBhpre4ma+U0T1oM5fXg7Dy1Jw7zzwv7lt/GoCpr+hDQJoYnKVPLL4dCvSEFMmQurOQvSrwT7SL/DAlhBI97RQ==
@@ -3208,16 +3206,19 @@ chalk@^2.0.0, chalk@^2.0.1, chalk@^2.1.0, chalk@^2.3.0, chalk@^2.4.1, chalk@^2.4
     escape-string-regexp "^1.0.5"
     supports-color "^5.3.0"
 
+chalk@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-4.1.0.tgz#4e14870a618d9e2edd97dd8345fd9d9dc315646a"
+  integrity sha512-qwx12AxXe2Q5xQ43Ac//I6v5aXTipYrSESdOgzrN+9XjgEpyjpKuvSGaN4qE93f7TQTlerQQ8S+EQ0EyDoVL1A==
+  dependencies:
+    ansi-styles "^4.1.0"
+    supports-color "^7.1.0"
+
 changelog-filename-regex@^1.1.0:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/changelog-filename-regex/-/changelog-filename-regex-1.1.2.tgz#19e98e38248cff0c1cf3ae3bf51bfb22c48592d6"
   integrity sha512-kpOfKlZ9x2UpeC4at6FAXHLKfi/JEUqUqkPCb1JUCa5FnNbJIzOHRM9RfeQ1QDcpj+Gxuc/UoHqASgmEeFDejQ==
 
-chardet@^0.4.0:
-  version "0.4.2"
-  resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.4.2.tgz#b5473b33dc97c424e5d98dc87d55d4d8a29c8bf2"
-  integrity sha1-tUc7M9yXxCTl2Y3IfVXU2KKci/I=
-
 chardet@^0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.7.0.tgz#90094849f0937f2eedc2425d0d28a9e5f0cbad9e"
@@ -3356,6 +3357,11 @@ cli-width@^2.0.0:
   resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.2.1.tgz#b0433d0b4e9c847ef18868a4ef16fd5fc8271c48"
   integrity sha512-GRMWDxpOB6Dgk2E5Uo+3eEBvtOOlimMmpbFiKuLFnQzYDavtLFY3K5ona41jgN/WdRZtG7utuVSVTL4HbZHGkw==
 
+cli-width@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-3.0.0.tgz#a2f48437a2caa9a22436e794bf071ec9e61cedf6"
+  integrity sha512-FxqpkPPwu1HjuN93Omfm4h8uIanXofW0RxVEW3k5RKx+mJJYSthzNhp32Kzxxy3YAEZ/Dc/EWN1vZRY0+kOhbw==
+
 cliui@^4.0.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/cliui/-/cliui-4.1.0.tgz#348422dbe82d800b3022eef4f6ac10bf2e4d1b49"
@@ -3400,11 +3406,6 @@ clone@^2.0.0, clone@^2.1.2:
   resolved "https://registry.yarnpkg.com/clone/-/clone-2.1.2.tgz#1b7f4b9f591f1e8f83670401600345a02887435f"
   integrity sha1-G39Ln1kfHo+DZwQBYANFoCiHQ18=
 
-co@^4.6.0:
-  version "4.6.0"
-  resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
-  integrity sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=
-
 code-point-at@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
@@ -4216,7 +4217,7 @@ ember-cli-valid-component-name@^1.0.0:
   dependencies:
     silent-error "^1.0.0"
 
-ember-cli-version-checker@^2.0.0, ember-cli-version-checker@^2.1.0, ember-cli-version-checker@^2.1.2:
+ember-cli-version-checker@^2.0.0, ember-cli-version-checker@^2.1.2:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/ember-cli-version-checker/-/ember-cli-version-checker-2.2.0.tgz#47771b731fe0962705e27c8199a9e3825709f3b3"
   integrity sha512-G+KtYIVlSOWGcNaTFHk76xR4GdzDLzAS4uxZUKdASuFX0KJE43C6DaqL+y3VTpUFLI2FIkAS6HZ4I1YBi+S3hg==
@@ -4594,7 +4595,7 @@ error@^7.0.0:
   dependencies:
     string-template "~0.2.1"
 
-es-abstract@^1.17.0-next.0, es-abstract@^1.17.0-next.1, es-abstract@^1.17.2:
+es-abstract@^1.17.0-next.0:
   version "1.17.7"
   resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.17.7.tgz#a4de61b2f66989fc7421676c1cb9787573ace54c"
   integrity sha512-VBl/gnfcJ7OercKA9MVaegWsBHFjV492syMudcnQZvt/Dw8ezpcOHYZXa/J96O8vx+g4x65YKhxOwDUh63aS5g==
@@ -4980,15 +4981,6 @@ extend@^3.0.0:
   resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.2.tgz#f8b1136b4071fbd8eb140aff858b1019ec2915fa"
   integrity sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==
 
-external-editor@^2.0.4:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/external-editor/-/external-editor-2.2.0.tgz#045511cfd8d133f3846673d1047c154e214ad3d5"
-  integrity sha512-bSn6gvGxKt+b7+6TKEv1ZycHleA7aHhRHyAqJyp5pbUFuYYNIzpZnQDk7AsYckyWdEnTeAnay0aCy2aV6iTk9A==
-  dependencies:
-    chardet "^0.4.0"
-    iconv-lite "^0.4.17"
-    tmp "^0.0.33"
-
 external-editor@^3.0.3:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/external-editor/-/external-editor-3.1.0.tgz#cb03f740befae03ea4d283caed2741a83f335495"
@@ -6036,7 +6028,7 @@ humanize-ms@^1.2.1:
   dependencies:
     ms "^2.0.0"
 
-iconv-lite@0.4.24, iconv-lite@^0.4.17, iconv-lite@^0.4.24:
+iconv-lite@0.4.24, iconv-lite@^0.4.24:
   version "0.4.24"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
   integrity sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==
@@ -6178,26 +6170,6 @@ inquirer@7.0.4:
     strip-ansi "^5.1.0"
     through "^2.3.6"
 
-inquirer@^3.3.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-3.3.0.tgz#9dd2f2ad765dcab1ff0443b491442a20ba227dc9"
-  integrity sha512-h+xtnyk4EwKvFWHrUYsWErEVR+igKtLdchu+o0Z1RL7VU/jVMFbYir2bp6bAj8efFNxWqHX0dIss6fJQ+/+qeQ==
-  dependencies:
-    ansi-escapes "^3.0.0"
-    chalk "^2.0.0"
-    cli-cursor "^2.1.0"
-    cli-width "^2.0.0"
-    external-editor "^2.0.4"
-    figures "^2.0.0"
-    lodash "^4.3.0"
-    mute-stream "0.0.7"
-    run-async "^2.2.0"
-    rx-lite "^4.0.8"
-    rx-lite-aggregates "^4.0.8"
-    string-width "^2.1.0"
-    strip-ansi "^4.0.0"
-    through "^2.3.6"
-
 inquirer@^6, inquirer@^6.2.2:
   version "6.5.2"
   resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-6.5.2.tgz#ad50942375d036d327ff528c08bd5fab089928ca"
@@ -6217,6 +6189,25 @@ inquirer@^6, inquirer@^6.2.2:
     strip-ansi "^5.1.0"
     through "^2.3.6"
 
+inquirer@^7.3.3:
+  version "7.3.3"
+  resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-7.3.3.tgz#04d176b2af04afc157a83fd7c100e98ee0aad003"
+  integrity sha512-JG3eIAj5V9CwcGvuOmoo6LB9kbAYT8HXffUl6memuszlwDC/qvFAJw49XJ5NROSFNPxp3iQg1GqkFhaY/CR0IA==
+  dependencies:
+    ansi-escapes "^4.2.1"
+    chalk "^4.1.0"
+    cli-cursor "^3.1.0"
+    cli-width "^3.0.0"
+    external-editor "^3.0.3"
+    figures "^3.0.0"
+    lodash "^4.17.19"
+    mute-stream "0.0.8"
+    run-async "^2.4.0"
+    rxjs "^6.6.0"
+    string-width "^4.1.0"
+    strip-ansi "^6.0.0"
+    through "^2.3.6"
+
 interpret@^1.0.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/interpret/-/interpret-1.4.0.tgz#665ab8bc4da27a774a40584e812e3e0fa45b1a1e"
@@ -7050,7 +7041,7 @@ lodash@4.17.15:
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
   integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
 
-lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.4, lodash@^4.3.0, lodash@^4.6.1:
+lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.4, lodash@^4.6.1:
   version "4.17.20"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
   integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
@@ -7487,7 +7478,7 @@ mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@^0.5.5:
   dependencies:
     minimist "^1.2.5"
 
-mkdirp@^1.0.3:
+mkdirp@^1.0.3, mkdirp@^1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-1.0.4.tgz#3eb5ed62622756d79a5f0e2a221dfebad75c2f7e"
   integrity sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==
@@ -7775,14 +7766,6 @@ object.assign@^4.1.0, object.assign@^4.1.1:
     has-symbols "^1.0.1"
     object-keys "^1.1.1"
 
-object.getownpropertydescriptors@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.1.0.tgz#369bf1f9592d8ab89d712dced5cb81c7c5352649"
-  integrity sha512-Z53Oah9A3TdLoblT7VKJaTDdXdT+lQO+cNpKVnya5JDe9uLvzu1YyY1yFDFrcxrlRgWrEFH0jJtD/IbuwjcEVg==
-  dependencies:
-    define-properties "^1.1.3"
-    es-abstract "^1.17.0-next.1"
-
 object.pick@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/object.pick/-/object.pick-1.3.0.tgz#87a10ac4c1694bd2e1cbf53591a66141fb5dd747"
@@ -8871,7 +8854,7 @@ rsvp@~3.2.1:
   resolved "https://registry.yarnpkg.com/rsvp/-/rsvp-3.2.1.tgz#07cb4a5df25add9e826ebc67dcc9fd89db27d84a"
   integrity sha1-B8tKXfJa3Z6Cbrxn3Mn9idsn2Eo=
 
-run-async@^2.2.0:
+run-async@^2.2.0, run-async@^2.4.0:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/run-async/-/run-async-2.4.1.tgz#8440eccf99ea3e70bd409d49aab88e10c189a455"
   integrity sha512-tvVnVv01b8c1RrA6Ep7JkStj85Guv/YrMcwqYQnwjsAS2cTmmPGBBjAjpCW7RrSodNSoE2/qg9O4bceNvUuDgQ==
@@ -8888,19 +8871,7 @@ run-queue@^1.0.0, run-queue@^1.0.3:
   dependencies:
     aproba "^1.1.1"
 
-rx-lite-aggregates@^4.0.8:
-  version "4.0.8"
-  resolved "https://registry.yarnpkg.com/rx-lite-aggregates/-/rx-lite-aggregates-4.0.8.tgz#753b87a89a11c95467c4ac1626c4efc4e05c67be"
-  integrity sha1-dTuHqJoRyVRnxKwWJsTvxOBcZ74=
-  dependencies:
-    rx-lite "*"
-
-rx-lite@*, rx-lite@^4.0.8:
-  version "4.0.8"
-  resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-4.0.8.tgz#0b1e11af8bc44836f04a6407e92da42467b79444"
-  integrity sha1-Cx4Rr4vESDbwSmQH6S2kJGe3lEQ=
-
-rxjs@^6.4.0, rxjs@^6.5.3:
+rxjs@^6.4.0, rxjs@^6.5.3, rxjs@^6.6.0:
   version "6.6.3"
   resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.6.3.tgz#8ca84635c4daa900c0d3967a6ee7ac60271ee552"
   integrity sha512-trsQc+xYYXZ3urjOiJOuCOa5N3jAZ3eiSpQB5hIT8zGlL2QfnHLJ2r7GMkBGuIausdJN1OneaI6gQlsqNHHmZQ==
@@ -10050,16 +10021,6 @@ util-deprecate@^1.0.1, util-deprecate@^1.0.2, util-deprecate@~1.0.1:
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
   integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
 
-util.promisify@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/util.promisify/-/util.promisify-1.0.1.tgz#6baf7774b80eeb0f7520d8b81d07982a59abbaee"
-  integrity sha512-g9JpC/3He3bm38zsLupWryXHoEcS22YHthuPQSJdMy6KNrzIRzWqcsHzD/WUnqe45whVou4VIsPew37DoXWNrA==
-  dependencies:
-    define-properties "^1.1.3"
-    es-abstract "^1.17.2"
-    has-symbols "^1.0.1"
-    object.getownpropertydescriptors "^2.1.0"
-
 utils-merge@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/utils-merge/-/utils-merge-1.0.1.tgz#9f95710f50a267947b2ccc124741c1028427e713"