diff --git a/package.json b/package.json
index 86c86edfe..a768e0327 100644
--- a/package.json
+++ b/package.json
@@ -73,7 +73,7 @@
     "ember-power-calendar-moment": "^0.1.4",
     "ember-qunit": "^4.6.0",
     "ember-resolver": "^8.0.0",
-    "ember-source": "~3.20.2",
+    "ember-source": "~3.28.0",
     "ember-template-lint": "^2.9.1",
     "ember-test-selectors": "^5.0.0",
     "ember-transition-helper": "^1.0.0",
diff --git a/yarn.lock b/yarn.lock
index 0771a139f..a0aa575ff 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1729,6 +1729,13 @@
   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==
+  dependencies:
+    babel-plugin-debug-macros "^0.3.4"
+
 "@glimmer/vm@^0.42.2":
   version "0.42.2"
   resolved "https://registry.yarnpkg.com/@glimmer/vm/-/vm-0.42.2.tgz#492a4f05eac587c3a37371b3c62593f20bef553d"
@@ -3138,7 +3145,7 @@ babel-plugin-debug-macros@^0.3.0, babel-plugin-debug-macros@^0.3.2:
   dependencies:
     semver "^5.3.0"
 
-babel-plugin-debug-macros@^0.3.3:
+babel-plugin-debug-macros@^0.3.3, babel-plugin-debug-macros@^0.3.4:
   version "0.3.4"
   resolved "https://registry.yarnpkg.com/babel-plugin-debug-macros/-/babel-plugin-debug-macros-0.3.4.tgz#22961d0cb851a80654cece807a8b4b73d85c6075"
   integrity sha512-wfel/vb3pXfwIDZUrkoDrn5FHmlWI96PCJ3UCDv2a86poJ3EQrnArNW5KfHSVJ9IOgxHbo748cQt7sDU+0KCEw==
@@ -7260,23 +7267,25 @@ ember-source-channel-url@^3.0.0:
   dependencies:
     node-fetch "^2.6.0"
 
-ember-source@~3.20.2:
-  version "3.20.6"
-  resolved "https://registry.yarnpkg.com/ember-source/-/ember-source-3.20.6.tgz#c2aa4cee386436214b4b3ed84a71becfe815fa12"
-  integrity sha512-THimwJmimckNdumSg0M5URQTRlXAArEhe2ricCIuYesMwyX9HwZSUMS+IbXALzktGZU8qfEqyWNXxpmQ8ThJLA==
+ember-source@~3.28.0:
+  version "3.28.10"
+  resolved "https://registry.yarnpkg.com/ember-source/-/ember-source-3.28.10.tgz#f4be7e2852d421a558f686505748f4c88f6d6ae6"
+  integrity sha512-TH8ug2rRUq6pLwqjciwvnuF8GDKBXNW2v5mvDkkf+k5S84XVHPjn3K0q2uGaR2W/mCDYg+mGmqu/PIGy0STx9Q==
   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"
-    babel-plugin-debug-macros "^0.3.3"
+    "@glimmer/vm-babel-plugins" "0.80.3"
+    babel-plugin-debug-macros "^0.3.4"
     babel-plugin-filter-imports "^4.0.0"
     broccoli-concat "^4.2.4"
     broccoli-debug "^0.6.4"
+    broccoli-file-creator "^2.1.1"
     broccoli-funnel "^2.0.2"
     broccoli-merge-trees "^4.2.0"
     chalk "^4.0.0"
-    ember-cli-babel "^7.19.0"
+    ember-cli-babel "^7.23.0"
     ember-cli-get-component-path-option "^1.0.0"
     ember-cli-is-package-missing "^1.0.0"
     ember-cli-normalize-entity-name "^1.0.0"
@@ -7285,9 +7294,9 @@ ember-source@~3.20.2:
     ember-cli-version-checker "^5.1.1"
     ember-router-generator "^2.0.0"
     inflection "^1.12.0"
-    jquery "^3.5.0"
+    jquery "^3.5.1"
     resolve "^1.17.0"
-    semver "^6.1.1"
+    semver "^7.3.4"
     silent-error "^1.1.1"
 
 ember-template-lint@^2.9.1:
@@ -9812,11 +9821,16 @@ istextorbinary@^2.5.1:
     editions "^2.2.0"
     textextensions "^2.5.0"
 
-jquery@^3.4.1, jquery@^3.5.0:
+jquery@^3.4.1:
   version "3.5.1"
   resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.5.1.tgz#d7b4d08e1bfdb86ad2f1a3d039ea17304717abb5"
   integrity sha512-XwIBPqcMn57FxfT+Go5pzySnm4KWkT1Tv7gjrpT1srtf8Weynl6R273VJ5GjkRb51IzMp5nbaPjJXMWeju2MKg==
 
+jquery@^3.5.1:
+  version "3.6.1"
+  resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.6.1.tgz#fab0408f8b45fc19f956205773b62b292c147a16"
+  integrity sha512-opJeO4nCucVnsjiXOE+/PcCgYw9Gwpvs/a6B1LL/lQhwWwpbVEVYDZ1FokFr8PRc7ghYlrFPuyHuiiDNTQxmcw==
+
 js-reporters@1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/js-reporters/-/js-reporters-1.2.1.tgz#f88c608e324a3373a95bcc45ad305e5c979c459b"
@@ -13068,7 +13082,7 @@ semver@7.3.2, semver@^7.0.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-7.3.2.tgz#604962b052b81ed0786aae84389ffba70ffd3938"
   integrity sha512-OrOb32TeeambH6UrhtShmF7CRDqhL6/5XpPNp2DuRH6+9QLw/orhp72j87v8Qa1ScDkvrrBNpZcDejAirJmfXQ==
 
-semver@^6.0.0, semver@^6.1.0, semver@^6.1.1, semver@^6.2.0, semver@^6.3.0:
+semver@^6.0.0, semver@^6.1.0, semver@^6.2.0, semver@^6.3.0:
   version "6.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
   integrity sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==