diff --git a/package-lock.json b/package-lock.json
index af0e11e6fdf0..b1e4dcc8d883 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
         "@github/failbot": "0.8.0",
         "@hapi/accept": "^5.0.2",
         "@primer/components": "^33.1.0",
-        "@primer/css": "^19.1.1",
+        "@primer/css": "^20.2.2",
         "@primer/octicons": "^16.3.0",
         "@primer/octicons-react": "^16.3.0",
         "@react-aria/ssr": "^3.1.0",
@@ -3582,21 +3582,20 @@
       }
     },
     "node_modules/@primer/css": {
-      "version": "19.1.1",
-      "resolved": "https://registry.npmjs.org/@primer/css/-/css-19.1.1.tgz",
-      "integrity": "sha512-QVwdNOJsLxOD6eTR5LDIdLWg2SIy+eZWMK4ywlLd8qZXJCngtJyTNO5PtSzgs0D9jlMS+dzxvlOOV6GcfLu1hw==",
-      "license": "MIT",
+      "version": "20.2.2",
+      "resolved": "https://registry.npmjs.org/@primer/css/-/css-20.2.2.tgz",
+      "integrity": "sha512-vUy0vMKpdX9f3rhnm5fEIdcg9yxOdRYvjbZk5QoBXtn32oJPonSvIb/7JwVJA+EdiOHTvhRDx9zDpUwOYX+XrQ==",
       "dependencies": {
-        "@primer/primitives": "^7.2.0"
+        "@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": "16.3.0",
@@ -25534,17 +25533,17 @@
       }
     },
     "@primer/css": {
-      "version": "19.1.1",
-      "resolved": "https://registry.npmjs.org/@primer/css/-/css-19.1.1.tgz",
-      "integrity": "sha512-QVwdNOJsLxOD6eTR5LDIdLWg2SIy+eZWMK4ywlLd8qZXJCngtJyTNO5PtSzgs0D9jlMS+dzxvlOOV6GcfLu1hw==",
+      "version": "20.2.2",
+      "resolved": "https://registry.npmjs.org/@primer/css/-/css-20.2.2.tgz",
+      "integrity": "sha512-vUy0vMKpdX9f3rhnm5fEIdcg9yxOdRYvjbZk5QoBXtn32oJPonSvIb/7JwVJA+EdiOHTvhRDx9zDpUwOYX+XrQ==",
       "requires": {
-        "@primer/primitives": "^7.2.0"
+        "@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 fb8a5771ed00..73e2abbd5fc3 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "@github/failbot": "0.8.0",
     "@hapi/accept": "^5.0.2",
     "@primer/components": "^33.1.0",
-    "@primer/css": "^19.1.1",
+    "@primer/css": "^20.2.2",
     "@primer/octicons": "^16.3.0",
     "@primer/octicons-react": "^16.3.0",
     "@react-aria/ssr": "^3.1.0",