diff --git a/ember/package.json b/ember/package.json
index 47519793b8..472e316295 100644
--- a/ember/package.json
+++ b/ember/package.json
@@ -103,7 +103,7 @@
     "qunit-dom": "1.5.0"
   },
   "resolutions": {
-    "@percy/agent": "0.24.3",
+    "@percy/agent": "0.28.4",
     "ember-element-helper": "0.3.1",
     "ember-maybe-in-element": "2.0.1",
     "ember-modifier": "2.1.1"
diff --git a/ember/yarn.lock b/ember/yarn.lock
index 7204239b90..eab06ccba6 100644
--- a/ember/yarn.lock
+++ b/ember/yarn.lock
@@ -1618,10 +1618,10 @@
   resolved "https://registry.yarnpkg.com/@oclif/screen/-/screen-1.0.4.tgz#b740f68609dfae8aa71c3a6cab15d816407ba493"
   integrity sha512-60CHpq+eqnTxLZQ4PGHYNwUX572hgpMHGPtTWMjdTMsAvlm69lZV/4ly6O3sAYkomo4NggGcomrDpBe34rxUqw==
 
-"@percy/agent@0.24.3", "@percy/agent@~0":
-  version "0.24.3"
-  resolved "https://registry.yarnpkg.com/@percy/agent/-/agent-0.24.3.tgz#7f40dc1d8e72a2318a119c6cdfa3ce4049726c2d"
-  integrity sha512-gSx1qqtTMLix/ZzGo9taz02zKR9CGAt5megYW3jPW+DhyTaHSHoQgGcEI41el7T7BqB4FbfS0rkeG2B991mNcw==
+"@percy/agent@0.28.4", "@percy/agent@~0":
+  version "0.28.4"
+  resolved "https://registry.yarnpkg.com/@percy/agent/-/agent-0.28.4.tgz#b6929ee7f6d4900751cfd6b8681558e2994f022e"
+  integrity sha512-Lw5y26opxhVGDCzRJhs3TzT/ia87flsSluYfAVNcDJ7AZCAUakSMzhUZRvMYxU+B/unc1pbfS2i+//Mttjny6Q==
   dependencies:
     "@oclif/command" "1.5.19"
     "@oclif/config" "^1"
@@ -1632,16 +1632,16 @@
     colors "^1.3.2"
     cors "^2.8.4"
     cosmiconfig "^5.2.1"
-    cross-spawn "^6.0.5"
+    cross-spawn "^7.0.2"
     deepmerge "^4.0.0"
     express "^4.16.3"
-    follow-redirects "1.9.0"
+    follow-redirects "1.12.1"
     generic-pool "^3.7.1"
     globby "^10.0.1"
     image-size "^0.8.2"
     js-yaml "^3.13.1"
     percy-client "^3.2.0"
-    puppeteer "^2.0.0"
+    puppeteer "^5.3.1"
     retry-axios "^1.0.1"
     which "^2.0.1"
     winston "^3.0.0"
@@ -1827,11 +1827,6 @@
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.6.tgz#f4c7ec43e81b319a9815115031709f26987891f0"
   integrity sha512-3c+yGKvVP5Y9TYBEibGNR+kLtijnj7mYrXRg+WpFb2X9xm04g/DXYkfg4hmzJQosc9snFNUPkbYIhu+KAm6jJw==
 
-"@types/mime-types@^2.1.0":
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/@types/mime-types/-/mime-types-2.1.0.tgz#9ca52cda363f699c69466c2a6ccdaad913ea7a73"
-  integrity sha1-nKUs2jY/aZxpRmwqbM2q2RPqenM=
-
 "@types/mime@*":
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/@types/mime/-/mime-2.0.3.tgz#c893b73721db73699943bfc3653b1deb7faa4a3a"
@@ -1907,6 +1902,13 @@
   dependencies:
     "@types/yargs-parser" "*"
 
+"@types/yauzl@^2.9.1":
+  version "2.9.1"
+  resolved "https://registry.yarnpkg.com/@types/yauzl/-/yauzl-2.9.1.tgz#d10f69f9f522eef3cf98e30afb684a1e1ec923af"
+  integrity sha512-A1b8SU4D10uoPjwb0lnHmmu8wZhR9d+9o2PKBQT2jU5YPTKsxac6M2qGAdY7VcL+dHHhARVUDmeg0rOrcd9EjA==
+  dependencies:
+    "@types/node" "*"
+
 "@webassemblyjs/ast@1.9.0":
   version "1.9.0"
   resolved "https://registry.yarnpkg.com/@webassemblyjs/ast/-/ast-1.9.0.tgz#bd850604b4042459a5a41cd7d338cbed695ed964"
@@ -3245,7 +3247,7 @@ base64-arraybuffer@0.1.5:
   resolved "https://registry.yarnpkg.com/base64-arraybuffer/-/base64-arraybuffer-0.1.5.tgz#73926771923b5a19747ad666aa5cd4bf9c6e9ce8"
   integrity sha1-c5JncZI7Whl0etZmqlzUv5xunOg=
 
-base64-js@^1.0.2:
+base64-js@^1.0.2, base64-js@^1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.3.1.tgz#58ece8cb75dd07e71ed08c736abc5fac4dbf8df1"
   integrity sha512-mLQ4i2QO1ytvGWFWmcngKO//JXAQueZvwEKtjgQFM4jIK0kU+ytMfplL8j+n5mspOfjHwoAg+9yhb7BwAHm36g==
@@ -4262,13 +4264,13 @@ buffer@^4.3.0:
     ieee754 "^1.1.4"
     isarray "^1.0.0"
 
-buffer@^5.5.0:
-  version "5.6.0"
-  resolved "https://registry.yarnpkg.com/buffer/-/buffer-5.6.0.tgz#a31749dc7d81d84db08abf937b6b8c4033f62786"
-  integrity sha512-/gDYp/UtU0eA1ys8bOs9J6a+E/KWIY+DZ+Q2WESNUA0jFRsJOc0SNUO6xJ5SGA1xueg3NL65W6s+NY5l9cunuw==
+buffer@^5.2.1, buffer@^5.5.0:
+  version "5.7.1"
+  resolved "https://registry.yarnpkg.com/buffer/-/buffer-5.7.1.tgz#ba62e7c13133053582197160851a8f648e99eed0"
+  integrity sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==
   dependencies:
-    base64-js "^1.0.2"
-    ieee754 "^1.1.4"
+    base64-js "^1.3.1"
+    ieee754 "^1.1.13"
 
 builtin-status-codes@^3.0.0:
   version "3.0.0"
@@ -4991,7 +4993,7 @@ concat-map@0.0.1:
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
   integrity sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=
 
-concat-stream@^1.5.0, concat-stream@^1.6.2:
+concat-stream@^1.5.0:
   version "1.6.2"
   resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.2.tgz#904bdf194cd3122fc675c77fc4ac3d4ff0fd1a34"
   integrity sha512-27HBghJxjiZtIk3Ycvn/4kbJk/1uZuJFfuPEns6LaEvpvG1f0hTea8lilrouyo9mVc2GWdcEZ8OLoGmSADlrCw==
@@ -5485,7 +5487,7 @@ debug@=3.1.0, debug@~3.1.0:
   dependencies:
     ms "2.0.0"
 
-debug@^3.0.0, debug@^3.0.1, debug@^3.1.0, debug@^3.1.1:
+debug@^3.0.1, debug@^3.1.0, debug@^3.1.1:
   version "3.2.6"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   integrity sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==
@@ -5639,6 +5641,11 @@ detect-newline@3.1.0:
   resolved "https://registry.yarnpkg.com/detect-newline/-/detect-newline-3.1.0.tgz#576f5dfc63ae1a192ff192d8ad3af6308991b651"
   integrity sha512-TLz+x/vEXm/Y7P7wn1EJFNLxYpUD4TgMosxY6fAVJUnJMbupHBOncxyWUG9OpTaH9EBD7uFI5LfEgmMOc54DsA==
 
+devtools-protocol@0.0.809251:
+  version "0.0.809251"
+  resolved "https://registry.yarnpkg.com/devtools-protocol/-/devtools-protocol-0.0.809251.tgz#300b3366be107d5c46114ecb85274173e3999518"
+  integrity sha512-pf+2OY6ghMDPjKkzSWxHMq+McD+9Ojmq5XVRYpv/kPd9sTMQxzEt21592a31API8qRjro0iYYOc3ag46qF/1FA==
+
 diff@^4.0.2:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/diff/-/diff-4.0.2.tgz#60f3aecb89d5fae520c11aa19efc2bb982aade7d"
@@ -7799,15 +7806,16 @@ extract-stack@^2.0.0:
   resolved "https://registry.yarnpkg.com/extract-stack/-/extract-stack-2.0.0.tgz#11367bc865bfcd9bc0db3123e5edb57786f11f9b"
   integrity sha512-AEo4zm+TenK7zQorGK1f9mJ8L14hnTDi2ZQPR+Mub1NX8zimka1mXpV5LpH8x9HoUmFSHZCfLHqWvp0Y4FxxzQ==
 
-extract-zip@^1.6.6:
-  version "1.7.0"
-  resolved "https://registry.yarnpkg.com/extract-zip/-/extract-zip-1.7.0.tgz#556cc3ae9df7f452c493a0cfb51cc30277940927"
-  integrity sha512-xoh5G1W/PB0/27lXgMQyIhP5DSY/LhoCsOyZgb+6iMmRtCwVBo55uKaMoEYrDCKQhWvqEip5ZPKAc6eFNyf/MA==
+extract-zip@^2.0.0:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/extract-zip/-/extract-zip-2.0.1.tgz#663dca56fe46df890d5f131ef4a06d22bb8ba13a"
+  integrity sha512-GDhU9ntwuKyGXdZBUgTIe+vXnWj0fppUEtMDL0+idd5Sta8TGpHssn/eusA9mrPr9qNDym6SxAYZjNvCn/9RBg==
   dependencies:
-    concat-stream "^1.6.2"
-    debug "^2.6.9"
-    mkdirp "^0.5.4"
+    debug "^4.1.1"
+    get-stream "^5.1.0"
     yauzl "^2.10.0"
+  optionalDependencies:
+    "@types/yauzl" "^2.9.1"
 
 extsprintf@1.3.0:
   version "1.3.0"
@@ -8071,7 +8079,7 @@ find-up@^3.0.0:
   dependencies:
     locate-path "^3.0.0"
 
-find-up@^4.1.0:
+find-up@^4.0.0, find-up@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/find-up/-/find-up-4.1.0.tgz#97afe7d6cdc0bc5928584b7c8d7b16e8a9aa5d19"
   integrity sha512-PpOwAdQ/YlXQ2vj8a3h8IipDuYRi3wceVQQGYWxNINccq40Anw7BlsEXCMbt1Zt+OLA6Fq9suIpIWD0OsnISlw==
@@ -8218,6 +8226,11 @@ focus-trap@^5.1.0:
     tabbable "^4.0.0"
     xtend "^4.0.1"
 
+follow-redirects@1.12.1:
+  version "1.12.1"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.12.1.tgz#de54a6205311b93d60398ebc01cf7015682312b6"
+  integrity sha512-tmRv0AVuR7ZyouUHLeNSiO6pqulF7dYa3s19c6t+wz9LD69/uSzdMxJ2S91nTI9U3rt/IldxpzMOFejp6f0hjg==
+
 follow-redirects@1.5.10:
   version "1.5.10"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.5.10.tgz#7b7a9f9aea2fdff36786a94ff643ed07f4ff5e2a"
@@ -8225,13 +8238,6 @@ follow-redirects@1.5.10:
   dependencies:
     debug "=3.1.0"
 
-follow-redirects@1.9.0:
-  version "1.9.0"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.9.0.tgz#8d5bcdc65b7108fe1508649c79c12d732dcedb4f"
-  integrity sha512-CRcPzsSIbXyVDl0QI01muNDu69S8trU4jArW9LpOt2WtC6LyUJetcIrmfHsRBx7/Jb6GHJUiuqyYxPooFfNt6A==
-  dependencies:
-    debug "^3.0.0"
-
 follow-redirects@^1.0.0:
   version "1.13.0"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.0.tgz#b42e8d93a2a7eea5ed88633676d6597bc8e384db"
@@ -8531,7 +8537,7 @@ get-stream@^4.0.0:
   dependencies:
     pump "^3.0.0"
 
-get-stream@^5.0.0:
+get-stream@^5.0.0, get-stream@^5.1.0:
   version "5.2.0"
   resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-5.2.0.tgz#4966a1795ee5ace65e706c4b7beb71257d6e22d3"
   integrity sha512-nBF+F1rAZVCu/p7rjzgA+Yb4lfYXrpl7a6VmJrU8wF9I1CKvP/QwPNZHnOlwbTkY6dvtFIzFMSyQXbLoTQPRpA==
@@ -9149,10 +9155,10 @@ icss-utils@^4.0.0, icss-utils@^4.1.1:
   dependencies:
     postcss "^7.0.14"
 
-ieee754@^1.1.4, ieee754@^1.1.6:
-  version "1.1.13"
-  resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.1.13.tgz#ec168558e95aa181fd87d37f55c32bbcb6708b84"
-  integrity sha512-4vf7I2LYV/HaWerSo3XmlMkp5eZ83i+/CDluXi/IGTs/O1sejBNhTtnxzmRZfvOUqj7lZjqHkeTvpgSFDlWZTg==
+ieee754@^1.1.13, ieee754@^1.1.4, ieee754@^1.1.6:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.2.1.tgz#8eb7a10a63fff25d15a57b001586d177d1b0d352"
+  integrity sha512-dcyqhDvX1C46lXZcVqCpK+FtMRQVdIMN6/Df5js2zouUsqG7I6sFxitIC+7KYK29KdXOLHdu9zL4sFnoVQnqaA==
 
 iferr@^0.1.5:
   version "0.1.5"
@@ -10883,7 +10889,7 @@ mime-db@1.44.0:
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.45.0.tgz#cceeda21ccd7c3a745eba2decd55d4b73e7879ea"
   integrity sha512-CkqLUxUk15hofLoLyljJSrukZi8mAtgd+yE5uO4tqRZsdsAJKv0O+rFMhVDRJgozy+yG6md5KwuXhD4ocIoP+w==
 
-mime-types@^2.1.12, mime-types@^2.1.18, mime-types@^2.1.19, mime-types@^2.1.25, mime-types@^2.1.26, mime-types@~2.1.19, mime-types@~2.1.24:
+mime-types@^2.1.12, mime-types@^2.1.18, mime-types@^2.1.19, mime-types@^2.1.26, mime-types@~2.1.19, mime-types@~2.1.24:
   version "2.1.27"
   resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.27.tgz#47949f98e279ea53119f5722e0f34e529bec009f"
   integrity sha512-JIhqnCasI9yD+SsmkquHBxTSEuZdQX5BuQnS2Vc7puQQQ+8yiP5AY5uWhpdv4YL4VM5c6iliiYWPgJ/nJQLp7w==
@@ -10895,11 +10901,6 @@ mime@1.6.0:
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
   integrity sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg==
 
-mime@^2.0.3:
-  version "2.4.6"
-  resolved "https://registry.yarnpkg.com/mime/-/mime-2.4.6.tgz#e5b407c90db442f2beb5b162373d07b69affa4d1"
-  integrity sha512-RZKhC3EmpBchfTGBVb8fb+RL2cWyw/32lshnsETttkBAyAUXSGHxbEJWWRXc751DrIxG1q04b8QwMbAwkRPpUA==
-
 mimic-fn@^1.0.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.2.0.tgz#820c86a39334640e99516928bd03fca88057d022"
@@ -11050,7 +11051,7 @@ mkdirp@^0.3.5:
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.3.5.tgz#de3e5f8961c88c787ee1368df849ac4413eca8d7"
   integrity sha1-3j5fiWHIjHh+4TaN+EmsRBPsqNc=
 
-mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@^0.5.3, mkdirp@^0.5.4, mkdirp@^0.5.5, mkdirp@~0.5.1:
+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"
   integrity sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==
@@ -11203,7 +11204,7 @@ node-dir@^0.1.17:
   dependencies:
     minimatch "^3.0.2"
 
-node-fetch@^2.6.0:
+node-fetch@^2.6.0, node-fetch@^2.6.1:
   version "2.6.1"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.1.tgz#045bd323631f76ed2e2b55573394416b639a0052"
   integrity sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==
@@ -12065,6 +12066,13 @@ pkg-dir@^3.0.0:
   dependencies:
     find-up "^3.0.0"
 
+pkg-dir@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/pkg-dir/-/pkg-dir-4.2.0.tgz#f099133df7ede422e81d1d8448270eeb3e4261f3"
+  integrity sha512-HRDzbaKjC+AOWVXxAU/x54COGeIv9eb+6CkDSQoNTt4XyWoIJvuPsXizxu/Fr23EiekbtZwmh1IcIG/l/a10GQ==
+  dependencies:
+    find-up "^4.0.0"
+
 pkg-up@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/pkg-up/-/pkg-up-2.0.0.tgz#c819ac728059a461cab1c3889a2be3c49a004d7f"
@@ -12718,21 +12726,23 @@ punycode@^2.1.0, punycode@^2.1.1:
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
   integrity sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==
 
-puppeteer@^2.0.0:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/puppeteer/-/puppeteer-2.1.1.tgz#ccde47c2a688f131883b50f2d697bd25189da27e"
-  integrity sha512-LWzaDVQkk1EPiuYeTOj+CZRIjda4k2s5w4MK4xoH2+kgWV/SDlkYHmxatDdtYrciHUKSXTsGgPgPP8ILVdBsxg==
+puppeteer@^5.3.1:
+  version "5.4.1"
+  resolved "https://registry.yarnpkg.com/puppeteer/-/puppeteer-5.4.1.tgz#f2038eb23a0f593ed2cce0d6e7cd5c43aecd6756"
+  integrity sha512-8u6r9tFm3gtMylU4uCry1W/CeAA8uczKMONvGvivkTsGqKA7iB7DWO2CBFYlB9GY6/IEoq9vkI5slJWzUBkwNw==
   dependencies:
-    "@types/mime-types" "^2.1.0"
     debug "^4.1.0"
-    extract-zip "^1.6.6"
+    devtools-protocol "0.0.809251"
+    extract-zip "^2.0.0"
     https-proxy-agent "^4.0.0"
-    mime "^2.0.3"
-    mime-types "^2.1.25"
+    node-fetch "^2.6.1"
+    pkg-dir "^4.2.0"
     progress "^2.0.1"
     proxy-from-env "^1.0.0"
-    rimraf "^2.6.1"
-    ws "^6.1.0"
+    rimraf "^3.0.2"
+    tar-fs "^2.0.0"
+    unbzip2-stream "^1.3.3"
+    ws "^7.2.3"
 
 q@^1.1.2:
   version "1.5.1"
@@ -14562,7 +14572,7 @@ through2@^3.0.1:
     inherits "^2.0.4"
     readable-stream "2 || 3"
 
-through@^2.3.6:
+through@^2.3.6, through@^2.3.8:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
   integrity sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=
@@ -14907,6 +14917,14 @@ uglify-to-browserify@~1.0.0:
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"
   integrity sha1-bgkk1r2mta/jSeOabWMoUKD4grc=
 
+unbzip2-stream@^1.3.3:
+  version "1.4.3"
+  resolved "https://registry.yarnpkg.com/unbzip2-stream/-/unbzip2-stream-1.4.3.tgz#b0da04c4371311df771cdc215e87f2130991ace7"
+  integrity sha512-mlExGW4w71ebDJviH16lQLtZS32VKqsSfk80GCfUlwT/4/hNRFsoscrF/c++9xinkMzECL1uL9DDwXqFWkruPg==
+  dependencies:
+    buffer "^5.2.1"
+    through "^2.3.8"
+
 underscore.string@^3.2.2, underscore.string@~3.3.4:
   version "3.3.5"
   resolved "https://registry.yarnpkg.com/underscore.string/-/underscore.string-3.3.5.tgz#fc2ad255b8bd309e239cbc5816fd23a9b7ea4023"