diff --git a/package-lock.json b/package-lock.json
index ded788692bfc..6838795c0894 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,7 +8,7 @@
       "license": "(MIT AND CC-BY-4.0)",
       "dependencies": {
         "@github/failbot": "0.8.0",
-        "@primer/css": "^19.4.0",
+        "@primer/css": "^20.2.3",
         "@primer/octicons": "17.0.0",
         "@primer/octicons-react": "17.0.0",
         "@primer/react": "^34.6.0",
@@ -45,7 +45,6 @@
         "hot-shots": "^9.0.0",
         "html-entities": "^2.3.2",
         "imurmurhash": "^0.1.4",
-        "jest-puppeteer": "^6.1.0",
         "js-cookie": "^3.0.1",
         "js-yaml": "^4.1.0",
         "kleur": "4.1.4",
@@ -59,7 +58,6 @@
         "morgan": "^1.10.0",
         "next": "^12.1.5",
         "node-fetch": "^3.2.0",
-        "pa11y-ci": "^3.0.1",
         "parse5": "^6.0.1",
         "port-used": "^2.0.8",
         "react": "^17.0.2",
@@ -3605,20 +3603,20 @@
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     },
     "node_modules/@primer/css": {
-      "version": "19.4.0",
-      "resolved": "https://registry.npmjs.org/@primer/css/-/css-19.4.0.tgz",
-      "integrity": "sha512-Ptg9eTw140v97M+jdxP8vjC4BsiWjAvhMA0qjPx1rsH9oHfIrAqLEBDXkfMl5wYZrEflatyHAbxa4zos5DJttA==",
+      "version": "20.2.3",
+      "resolved": "https://registry.npmjs.org/@primer/css/-/css-20.2.3.tgz",
+      "integrity": "sha512-OjAhljT577T1PbhifzKHVGJdsKibHUhIEKr4r1MbfAmSgSkOoZUgPdzXMHB9+K+3sEufSXN8KRnbKsFiLgySlA==",
       "dependencies": {
-        "@primer/primitives": "^7.4.0"
+        "@primer/primitives": "^7.8.3"
       },
       "engines": {
         "node": "^12.20.0 || ^14.13.1 || >=16.0.0"
       }
     },
     "node_modules/@primer/css/node_modules/@primer/primitives": {
-      "version": "7.4.0",
-      "resolved": "https://registry.npmjs.org/@primer/primitives/-/primitives-7.4.0.tgz",
-      "integrity": "sha512-gD6yHXN7YKox/bdUNgxhoSS/WXZVaORK1r4dOAyTrdoPrLV/ucIfRInPyVcTF+Mqr0zcTFJtiMtuA5Y8CSyOEg=="
+      "version": "7.8.3",
+      "resolved": "https://registry.npmjs.org/@primer/primitives/-/primitives-7.8.3.tgz",
+      "integrity": "sha512-04ZwfJhpZ0QFwDrJfCuLX6iOh0BflWDTvuoRA80lQH9xk0RtIg16INbruwwtnbSgnKKXXRSykRRJ5BbxnqufRA=="
     },
     "node_modules/@primer/octicons": {
       "version": "17.0.0",
@@ -23368,17 +23366,17 @@
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     },
     "@primer/css": {
-      "version": "19.4.0",
-      "resolved": "https://registry.npmjs.org/@primer/css/-/css-19.4.0.tgz",
-      "integrity": "sha512-Ptg9eTw140v97M+jdxP8vjC4BsiWjAvhMA0qjPx1rsH9oHfIrAqLEBDXkfMl5wYZrEflatyHAbxa4zos5DJttA==",
+      "version": "20.2.3",
+      "resolved": "https://registry.npmjs.org/@primer/css/-/css-20.2.3.tgz",
+      "integrity": "sha512-OjAhljT577T1PbhifzKHVGJdsKibHUhIEKr4r1MbfAmSgSkOoZUgPdzXMHB9+K+3sEufSXN8KRnbKsFiLgySlA==",
       "requires": {
-        "@primer/primitives": "^7.4.0"
+        "@primer/primitives": "^7.8.3"
       },
       "dependencies": {
         "@primer/primitives": {
-          "version": "7.4.0",
-          "resolved": "https://registry.npmjs.org/@primer/primitives/-/primitives-7.4.0.tgz",
-          "integrity": "sha512-gD6yHXN7YKox/bdUNgxhoSS/WXZVaORK1r4dOAyTrdoPrLV/ucIfRInPyVcTF+Mqr0zcTFJtiMtuA5Y8CSyOEg=="
+          "version": "7.8.3",
+          "resolved": "https://registry.npmjs.org/@primer/primitives/-/primitives-7.8.3.tgz",
+          "integrity": "sha512-04ZwfJhpZ0QFwDrJfCuLX6iOh0BflWDTvuoRA80lQH9xk0RtIg16INbruwwtnbSgnKKXXRSykRRJ5BbxnqufRA=="
         }
       }
     },
diff --git a/package.json b/package.json
index 43da2bd0024f..b734dfa8460c 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   ],
   "dependencies": {
     "@github/failbot": "0.8.0",
-    "@primer/css": "^19.4.0",
+    "@primer/css": "^20.2.3",
     "@primer/octicons": "17.0.0",
     "@primer/octicons-react": "17.0.0",
     "@primer/react": "^34.6.0",