diff --git a/package.json b/package.json
index ccfb429cf..e6f746420 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,8 @@
   },
   "resolutions": {
     "**/browserslist": "^4.14.0",
-    "**/qunit": "^2.14.1"
+    "**/qunit": "^2.14.1",
+    "scenario-tester/fixturify-project": "4.1.0"
   },
   "devDependencies": {
     "@types/jest": "^24.0.0",
diff --git a/tests/scenarios/scenarios.ts b/tests/scenarios/scenarios.ts
index ace5bf440..2cf084130 100644
--- a/tests/scenarios/scenarios.ts
+++ b/tests/scenarios/scenarios.ts
@@ -1,19 +1,5 @@
 import { Scenarios, Project } from 'scenario-tester';
-import { dirname, delimiter } from 'path';
-
-// https://github.com/volta-cli/volta/issues/702
-// We need this because we're launching node in child processes and we want
-// those children to respect volta config per project.
-(function restoreVoltaEnvironment() {
-  let voltaHome = process.env['VOLTA_HOME'];
-  if (!voltaHome) return;
-  let paths = process.env['PATH']!.split(delimiter);
-  while (/\.volta/.test(paths[0])) {
-    paths.shift();
-  }
-  paths.unshift(`${voltaHome}/bin`);
-  process.env['PATH'] = paths.join(delimiter);
-})();
+import { dirname } from 'path';
 
 async function lts_3_16(project: Project) {
   project.linkDevDependency('ember-source', { baseDir: __dirname, resolveName: 'ember-source-3.16' });
diff --git a/yarn.lock b/yarn.lock
index eef38ba44..d87054560 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4547,6 +4547,18 @@ big.js@^5.2.2:
   resolved "https://registry.yarnpkg.com/big.js/-/big.js-5.2.2.tgz#65f0af382f578bcdc742bd9c281e9cb2d7768328"
   integrity sha512-vyL2OymJxmarO8gxMr0mhChsO9QGwhynfuu4+MHTAW6czfq9humCB7rKpUjDd9YUiDPU4mzpyupFSvOClAwbmQ==
 
+bin-links@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/bin-links/-/bin-links-3.0.0.tgz#8273063638919f6ba4fbe890de9438c1b3adf0b7"
+  integrity sha512-fC7kPWcEkAWBgCKxmAMqZldlIeHsXwQy9JXzrppAVQiukGiDKxmYesJcBKWu6UMwx/5GOfo10wtK/4zy+Xt/mg==
+  dependencies:
+    cmd-shim "^4.0.1"
+    mkdirp-infer-owner "^2.0.0"
+    npm-normalize-package-bin "^1.0.0"
+    read-cmd-shim "^2.0.0"
+    rimraf "^3.0.0"
+    write-file-atomic "^4.0.0"
+
 binary-extensions@^1.0.0:
   version "1.13.1"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.13.1.tgz#598afe54755b2868a5330d2aff9d4ebb53209b65"
@@ -6074,6 +6086,13 @@ clone@^2.0.0, clone@^2.1.2:
   resolved "https://registry.yarnpkg.com/clone/-/clone-2.1.2.tgz#1b7f4b9f591f1e8f83670401600345a02887435f"
   integrity sha1-G39Ln1kfHo+DZwQBYANFoCiHQ18=
 
+cmd-shim@^4.0.1:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/cmd-shim/-/cmd-shim-4.1.0.tgz#b3a904a6743e9fede4148c6f3800bf2a08135bdd"
+  integrity sha512-lb9L7EM4I/ZRVuljLPEtUJOP+xiQVknZ4ZMpMgEp4JzNldPb27HU03hi6K1/6CoIuit/Zm/LQXySErFeXxDprw==
+  dependencies:
+    mkdirp-infer-owner "^2.0.0"
+
 co@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
@@ -9909,6 +9928,18 @@ fireworm@^0.7.0:
     lodash.flatten "^3.0.2"
     minimatch "^3.0.2"
 
+fixturify-project@4.1.0, fixturify-project@^4.0.1:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/fixturify-project/-/fixturify-project-4.1.0.tgz#92a4e74859321a37a5671a40f1f14297141a83c1"
+  integrity sha512-ywz2jaAmXbRkZSSBBQuAabfqeB1Ccy27zcl/4IcvwPHmv9aMLXyXtq/OtfP4MMNrqG//JxjSPsgLtqohFZEwdg==
+  dependencies:
+    bin-links "^3.0.0"
+    fixturify "^2.1.1"
+    resolve-package-path "^3.1.0"
+    tmp "^0.0.33"
+    type-fest "^2.3.2"
+    walk-sync "^3.0.0"
+
 fixturify-project@^1.10.0:
   version "1.10.0"
   resolved "https://registry.yarnpkg.com/fixturify-project/-/fixturify-project-1.10.0.tgz#091c452a9bb15f09b6b9cc7cf5c0ad559f1d9aad"
@@ -9926,17 +9957,6 @@ fixturify-project@^2.1.0, fixturify-project@^2.1.1:
     tmp "^0.0.33"
     type-fest "^0.11.0"
 
-fixturify-project@^4.0.1:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/fixturify-project/-/fixturify-project-4.0.2.tgz#203b0ad0b9bffe99aff73f0220edaea480a3d7a3"
-  integrity sha512-PzLu0LyK9PZtNgUkYVDFA3fFYFunKHrbcVW35wZjmQPHaFoJ8l7+bWPnoJvj+qMh0s3pdiuJuNiFot/lsaG1+Q==
-  dependencies:
-    fixturify "^2.1.1"
-    resolve-package-path "^3.1.0"
-    tmp "^0.0.33"
-    type-fest "^2.3.2"
-    walk-sync "^3.0.0"
-
 fixturify@^0.3.2:
   version "0.3.4"
   resolved "https://registry.yarnpkg.com/fixturify/-/fixturify-0.3.4.tgz#c676de404a7f8ee8e64d0b76118e62ec95ab7b25"
@@ -13486,6 +13506,15 @@ mixin-deep@^1.2.0:
     for-in "^1.0.2"
     is-extendable "^1.0.1"
 
+mkdirp-infer-owner@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/mkdirp-infer-owner/-/mkdirp-infer-owner-2.0.0.tgz#55d3b368e7d89065c38f32fd38e638f0ab61d316"
+  integrity sha512-sdqtiFt3lkOaYvTXSRIUjkIdPTcxgv5+fgqYE/5qgwdw12cOrAuzzgzvVExIkH/ul1oeHN3bCLOWSG3XOqbKKw==
+  dependencies:
+    chownr "^2.0.0"
+    infer-owner "^1.0.4"
+    mkdirp "^1.0.3"
+
 mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@^0.5.3, mkdirp@^0.5.5, mkdirp@~0.5.1:
   version "0.5.5"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.5.tgz#d91cefd62d1436ca0f41620e251288d420099def"
@@ -13778,6 +13807,11 @@ npm-git-info@^1.0.3:
   resolved "https://registry.yarnpkg.com/npm-git-info/-/npm-git-info-1.0.3.tgz#a933c42ec321e80d3646e0d6e844afe94630e1d5"
   integrity sha1-qTPELsMh6A02RuDW6ESv6UYw4dU=
 
+npm-normalize-package-bin@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/npm-normalize-package-bin/-/npm-normalize-package-bin-1.0.1.tgz#6e79a41f23fd235c0623218228da7d9c23b8f6e2"
+  integrity sha512-EPfafl6JL5/rU+ot6P3gRSCpPDW5VmIzX959Ob1+ySFUuuYHWHekXpwdUZcKP5C+DS4GEtdJluwBjnsNDl+fSA==
+
 npm-package-arg@^6.1.1:
   version "6.1.1"
   resolved "https://registry.yarnpkg.com/npm-package-arg/-/npm-package-arg-6.1.1.tgz#02168cb0a49a2b75bf988a28698de7b529df5cb7"
@@ -14914,6 +14948,11 @@ react-is@^16.8.4:
   resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.13.1.tgz#789729a4dc36de2999dc156dd6c1d9c18cea56a4"
   integrity sha512-24e6ynE2H+OKt4kqsOvNd8kBpV65zoxbA4BVsEOB3ARVWQki/DHzaUoC5KuON/BiccDaCCTZBuOcfZs70kR8bQ==
 
+read-cmd-shim@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/read-cmd-shim/-/read-cmd-shim-2.0.0.tgz#4a50a71d6f0965364938e9038476f7eede3928d9"
+  integrity sha512-HJpV9bQpkl6KwjxlJcBoqu9Ba0PQg8TqSNIOrulGt54a0uup0HtevreFHzYzkm0lpnleRdNBzXznKrgxglEHQw==
+
 read-pkg-up@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-4.0.0.tgz#1b221c6088ba7799601c808f91161c66e58f8978"
@@ -15909,7 +15948,7 @@ side-channel@^1.0.4:
     get-intrinsic "^1.0.2"
     object-inspect "^1.9.0"
 
-signal-exit@^3.0.0, signal-exit@^3.0.2, signal-exit@^3.0.3:
+signal-exit@^3.0.0, signal-exit@^3.0.2, signal-exit@^3.0.3, signal-exit@^3.0.7:
   version "3.0.7"
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.7.tgz#a9a1767f8af84155114eaabd73f99273c8f59ad9"
   integrity sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ==
@@ -17994,6 +18033,14 @@ write-file-atomic@^3.0.0:
     signal-exit "^3.0.2"
     typedarray-to-buffer "^3.1.5"
 
+write-file-atomic@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/write-file-atomic/-/write-file-atomic-4.0.1.tgz#9faa33a964c1c85ff6f849b80b42a88c2c537c8f"
+  integrity sha512-nSKUxgAbyioruk6hU87QzVbY279oYT6uiwgDoujth2ju4mJ+TZau7SQBhtbTmUyuNYTuXnSyRn66FV0+eCgcrQ==
+  dependencies:
+    imurmurhash "^0.1.4"
+    signal-exit "^3.0.7"
+
 write@1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/write/-/write-1.0.3.tgz#0800e14523b923a387e415123c865616aae0f5c3"