diff --git a/package.json b/package.json
index 1906382c5..95fd2147a 100644
--- a/package.json
+++ b/package.json
@@ -111,7 +111,7 @@
     "ember-percy": "1.6.0",
     "ember-qunit": "^5.1.5",
     "ember-resolver": "^8.0.3",
-    "ember-source": "~3.28.8",
+    "ember-source": "~4.0.1",
     "ember-source-channel-url": "^3.0.0",
     "ember-template-lint": "^3.14.0",
     "ember-try": "^1.4.0",
diff --git a/yarn.lock b/yarn.lock
index 936b658da..56da6bc7c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -929,13 +929,6 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.14.5"
 
-"@babel/plugin-transform-object-assign@^7.8.3":
-  version "7.8.3"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-object-assign/-/plugin-transform-object-assign-7.8.3.tgz#dc3b8dd50ef03837868a37b7df791f64f288538e"
-  integrity sha512-i3LuN8tPDqUCRFu3dkzF2r1Nx0jp4scxtm7JxtIqI9he9Vk20YD+/zshdzR9JLsoBMlJlNR82a62vQExNEVx/Q==
-  dependencies:
-    "@babel/helper-plugin-utils" "^7.8.3"
-
 "@babel/plugin-transform-object-super@^7.12.13", "@babel/plugin-transform-object-super@^7.14.5":
   version "7.14.5"
   resolved "https://registry.yarnpkg.com/@babel/plugin-transform-object-super/-/plugin-transform-object-super-7.14.5.tgz#d0b5faeac9e98597a161a9cf78c527ed934cdc45"
@@ -1955,10 +1948,10 @@
   resolved "https://registry.yarnpkg.com/@glimmer/validator/-/validator-0.44.0.tgz#03d127097dc9cb23052cdb7fcae59d0a9dca53e1"
   integrity sha512-i01plR0EgFVz69GDrEuFgq1NheIjZcyTy3c7q+w7d096ddPVeVcRzU3LKaqCfovvLJ+6lJx40j45ecycASUUyw==
 
-"@glimmer/vm-babel-plugins@0.80.3":
-  version "0.80.3"
-  resolved "https://registry.yarnpkg.com/@glimmer/vm-babel-plugins/-/vm-babel-plugins-0.80.3.tgz#434b62172318cac43830d3ac29818cf2c5f111c1"
-  integrity sha512-9ej6xlm5MzHBJ5am2l0dbbn8Z0wJoYoMpM8FcrGMlUP6SPMLWxvxpMsApgQo8u6dvZRCjR3/bw3fdf7GOy0AFw==
+"@glimmer/vm-babel-plugins@0.83.1":
+  version "0.83.1"
+  resolved "https://registry.yarnpkg.com/@glimmer/vm-babel-plugins/-/vm-babel-plugins-0.83.1.tgz#5da67e3d84199352bbf0c5bc3f1ce71bf2b2ddfc"
+  integrity sha512-Cz0e/SrOo1gSNA0PXZRYI1WGmlQSAQCpiERBlXjjpwoLgiqx2kvsjfFiCUC/CfpsO6WN6wuPMeTFGJuhSSeL5A==
   dependencies:
     babel-plugin-debug-macros "^0.3.4"
 
@@ -7300,7 +7293,7 @@ ember-auto-import@^1.11.3, ember-auto-import@^1.2.19:
     walk-sync "^0.3.3"
     webpack "^4.43.0"
 
-ember-auto-import@^2.2.4:
+ember-auto-import@^2.2.0, ember-auto-import@^2.2.4:
   version "2.2.4"
   resolved "https://registry.yarnpkg.com/ember-auto-import/-/ember-auto-import-2.2.4.tgz#68c08cb0b7533293024c97387fc449b00561185a"
   integrity sha512-iXHH+bSMP/uWvJmIhjt+PZz4ymqOLccIxZUouVcUFLKA5EAWE7gamlA684m0pIbSE/V9zKpOul4OfIgKXFprBg==
@@ -8324,16 +8317,15 @@ ember-source-channel-url@^3.0.0:
   dependencies:
     node-fetch "^2.6.0"
 
-ember-source@~3.28.8:
-  version "3.28.8"
-  resolved "https://registry.yarnpkg.com/ember-source/-/ember-source-3.28.8.tgz#c58fd4a1538d6c4b9aebe76c764cabf5396c64d9"
-  integrity sha512-hA15oYzbRdi9983HIemeVzzX2iLcMmSPp6akUiMQhFZYWPrKksbPyLrO6YpZ4hNM8yBjQSDXEkZ1V3yxBRKjUA==
+ember-source@~4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/ember-source/-/ember-source-4.0.1.tgz#c36acab19bfe3d2e4b560465ccf16018865d8f91"
+  integrity sha512-5k4ZQvpa7Li7V7P2QnIiOo/UiQkaWwvaTeSI6dlLAswMhIq6XFFZQ+M+2NHrTJynhc2u2BcIxcYpdMb+g8y1Aw==
   dependencies:
     "@babel/helper-module-imports" "^7.8.3"
     "@babel/plugin-transform-block-scoping" "^7.8.3"
-    "@babel/plugin-transform-object-assign" "^7.8.3"
     "@ember/edition-utils" "^1.2.0"
-    "@glimmer/vm-babel-plugins" "0.80.3"
+    "@glimmer/vm-babel-plugins" "0.83.1"
     babel-plugin-debug-macros "^0.3.4"
     babel-plugin-filter-imports "^4.0.0"
     broccoli-concat "^4.2.4"
@@ -8342,6 +8334,7 @@ ember-source@~3.28.8:
     broccoli-funnel "^2.0.2"
     broccoli-merge-trees "^4.2.0"
     chalk "^4.0.0"
+    ember-auto-import "^2.2.0"
     ember-cli-babel "^7.23.0"
     ember-cli-get-component-path-option "^1.0.0"
     ember-cli-is-package-missing "^1.0.0"
@@ -8351,7 +8344,6 @@ ember-source@~3.28.8:
     ember-cli-version-checker "^5.1.1"
     ember-router-generator "^2.0.0"
     inflection "^1.12.0"
-    jquery "^3.5.1"
     resolve "^1.17.0"
     semver "^7.3.4"
     silent-error "^1.1.1"
@@ -11616,11 +11608,6 @@ jpeg-js@^0.3.4:
   resolved "https://registry.yarnpkg.com/jpeg-js/-/jpeg-js-0.3.6.tgz#c40382aac9506e7d1f2d856eb02f6c7b2a98b37c"
   integrity sha512-MUj2XlMB8kpe+8DJUGH/3UJm4XpI8XEgZQ+CiHDeyrGoKPdW/8FJv6ku+3UiYm5Fz3CWaL+iXmD8Q4Ap6aC1Jw==
 
-jquery@^3.5.1:
-  version "3.6.0"
-  resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.6.0.tgz#c72a09f15c1bdce142f49dbf1170bdf8adac2470"
-  integrity sha512-JVzAR/AjBvVt2BmYhxRCSYysDsPcssdmTFnzyLEts9qNwmjmu4JTAMYubEfwVOSwpQ1I1sKKFcxhZCI2buerfw==
-
 js-string-escape@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/js-string-escape/-/js-string-escape-1.0.1.tgz#e2625badbc0d67c7533e9edc1068c587ae4137ef"