diff --git a/package.json b/package.json
index 937236ee72e..20227b2cdcb 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "@percy/ember": "3.0.0",
     "@zestia/ember-auto-focus": "4.2.0",
     "broccoli-asset-rev": "3.0.0",
-    "ember-a11y-testing": "4.3.0",
+    "ember-a11y-testing": "5.0.0",
     "ember-api-actions": "0.2.9",
     "ember-auto-import": "2.2.4",
     "ember-cli": "4.0.1",
diff --git a/yarn.lock b/yarn.lock
index 969a853f41a..824df804d1c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3948,7 +3948,7 @@ bn.js@^5.0.0, bn.js@^5.1.1:
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-5.2.0.tgz#358860674396c6997771a9d051fcc1b57d4ae002"
   integrity sha512-D7iWRBvnZE8ecXiLj/9wbxH7Tk79fAh8IHaTNq1RWRixsS02W+5qS+iE9yq6RYl0asXx5tw0bLhmT5pIfbSquw==
 
-body-parser@1.19.1, body-parser@^1.19.0:
+body-parser@1.19.1, body-parser@^1.19.0, body-parser@^1.19.1:
   version "1.19.1"
   resolved "https://registry.yarnpkg.com/body-parser/-/body-parser-1.19.1.tgz#1499abbaa9274af3ecc9f6f10396c995943e31d4"
   integrity sha512-8ljfQi5eBk8EJfECMrgqNGWPEY5jWP+1IzkzkGdFFEwFQZZyaZ21UqdaHktgiMlH0xLHqIFtE/u2OYE5dOtViA==
@@ -5716,11 +5716,6 @@ data-urls@^2.0.0:
     whatwg-mimetype "^2.3.0"
     whatwg-url "^8.0.0"
 
-date-and-time@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/date-and-time/-/date-and-time-1.0.1.tgz#4959b7faf1ec5873e59d926d4528b9223a808a57"
-  integrity sha512-7u+uNfnjWkX+YFQfivvW24TjaJG6ahvTrfw1auq7KlC7osuGcZBIWGBvB9UcENjH6JnLVhMqlRripk1dSHjAUA==
-
 date-fns@2.28.0, date-fns@^2.27.0:
   version "2.28.0"
   resolved "https://registry.yarnpkg.com/date-fns/-/date-fns-2.28.0.tgz#9570d656f5fc13143e50c975a3b6bbeb46cd08b2"
@@ -6046,19 +6041,18 @@ elliptic@^6.5.3:
     minimalistic-assert "^1.0.1"
     minimalistic-crypto-utils "^1.0.1"
 
-ember-a11y-testing@4.3.0:
-  version "4.3.0"
-  resolved "https://registry.yarnpkg.com/ember-a11y-testing/-/ember-a11y-testing-4.3.0.tgz#30bd1f206998335d621b5138a5cdc12c729a50e9"
-  integrity sha512-w+2BEZv4gLjehYd+QP+BeAzOOdhx5jByjfrU496H8MnNBGjoNUCt7ovvdW5tuDdtQLR06ZaYkxrUrFg1zl7J4A==
+ember-a11y-testing@5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/ember-a11y-testing/-/ember-a11y-testing-5.0.0.tgz#710cc55281c8964bef569a1762c1767ea2816a64"
+  integrity sha512-X0pvz3altyeSWBsRozNIzhWKY2IQxrkHrtjjz7C3V/nqgTSY52exQ/eASXHQj2lVANx0Po/oXACwU23s2k9xmA==
   dependencies:
     "@ember/test-waiters" "^2.4.3 || ^3.0.0"
     "@scalvert/ember-setup-middleware-reporter" "^0.1.1"
     axe-core "^4.3.5"
-    body-parser "^1.19.0"
+    body-parser "^1.19.1"
     broccoli-persistent-filter "^3.1.2"
-    date-and-time "^1.0.0"
-    ember-auto-import "^1.11.2"
-    ember-cli-babel "^7.26.3"
+    ember-auto-import "^2.2.4"
+    ember-cli-babel "^7.26.8"
     ember-cli-typescript "^4.2.1"
     ember-cli-version-checker "^5.1.2"
     ember-destroyable-polyfill "^2.0.1"
@@ -6124,7 +6118,7 @@ ember-auto-import@2.2.4, ember-auto-import@^2.2.3, ember-auto-import@^2.2.4:
     typescript-memoize "^1.0.0-alpha.3"
     walk-sync "^0.3.3"
 
-ember-auto-import@^1.10.1, ember-auto-import@^1.11.2, ember-auto-import@^1.11.3, ember-auto-import@^1.2.19:
+ember-auto-import@^1.10.1, ember-auto-import@^1.11.3, ember-auto-import@^1.2.19:
   version "1.12.0"
   resolved "https://registry.yarnpkg.com/ember-auto-import/-/ember-auto-import-1.12.0.tgz#52246b04891090e2608244e65c4c6af7710df12b"
   integrity sha512-fzMGnyHGfUNFHchpLbJ98Vs/c5H2wZBMR9r/XwW+WOWPisZDGLUPPyhJQsSREPoUQ+o8GvyLaD/rkrKqW8bmgw==
@@ -6192,7 +6186,7 @@ ember-cli-babel-plugin-helpers@^1.0.0, ember-cli-babel-plugin-helpers@^1.1.0, em
   resolved "https://registry.yarnpkg.com/ember-cli-babel-plugin-helpers/-/ember-cli-babel-plugin-helpers-1.1.1.tgz#5016b80cdef37036c4282eef2d863e1d73576879"
   integrity sha512-sKvOiPNHr5F/60NLd7SFzMpYPte/nnGkq/tMIfXejfKHIhaiIkYFqX8Z9UFTKWLLn+V7NOaby6niNPZUdvKCRw==
 
-ember-cli-babel@7.26.11, ember-cli-babel@^7.0.0, ember-cli-babel@^7.1.3, ember-cli-babel@^7.10.0, ember-cli-babel@^7.13.0, ember-cli-babel@^7.13.2, ember-cli-babel@^7.17.2, ember-cli-babel@^7.18.0, ember-cli-babel@^7.19.0, ember-cli-babel@^7.21.0, ember-cli-babel@^7.22.1, ember-cli-babel@^7.23.0, ember-cli-babel@^7.23.1, ember-cli-babel@^7.26.3, ember-cli-babel@^7.26.4, ember-cli-babel@^7.26.5, ember-cli-babel@^7.26.6, ember-cli-babel@^7.5.0, ember-cli-babel@^7.7.3:
+ember-cli-babel@7.26.11, ember-cli-babel@^7.0.0, ember-cli-babel@^7.1.3, ember-cli-babel@^7.10.0, ember-cli-babel@^7.13.0, ember-cli-babel@^7.13.2, ember-cli-babel@^7.17.2, ember-cli-babel@^7.18.0, ember-cli-babel@^7.19.0, ember-cli-babel@^7.21.0, ember-cli-babel@^7.22.1, ember-cli-babel@^7.23.0, ember-cli-babel@^7.23.1, ember-cli-babel@^7.26.3, ember-cli-babel@^7.26.4, ember-cli-babel@^7.26.5, ember-cli-babel@^7.26.6, ember-cli-babel@^7.26.8, ember-cli-babel@^7.5.0, ember-cli-babel@^7.7.3:
   version "7.26.11"
   resolved "https://registry.yarnpkg.com/ember-cli-babel/-/ember-cli-babel-7.26.11.tgz#50da0fe4dcd99aada499843940fec75076249a9f"
   integrity sha512-JJYeYjiz/JTn34q7F5DSOjkkZqy8qwFOOxXfE6pe9yEJqWGu4qErKxlz8I22JoVEQ/aBUO+OcKTpmctvykM9YA==