diff --git a/package-lock.json b/package-lock.json
index e31e4d122e..9c32e82362 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -113,9 +113,9 @@
         "node-fetch": "^3.3.0",
         "node-gyp": "^9.4.0",
         "outline-i18n": "Jigsaw-Code/outline-i18n#v0.0.7",
-        "postcss": "^7.0.39",
+        "postcss": "^8.4.31",
         "postcss-rtl": "^1.7.3",
-        "prettier": "2.8",
+        "prettier": "^2.8.0",
         "pretty-quick": "^2.0.1",
         "puppeteer": "^13.1.2",
         "replace-in-file": "^6.3.5",
@@ -4600,11 +4600,6 @@
         "url": "https://opencollective.com/unts"
       }
     },
-    "node_modules/@pkgr/utils/node_modules/picocolors": {
-      "version": "1.0.0",
-      "dev": true,
-      "license": "ISC"
-    },
     "node_modules/@polymer/app-layout": {
       "version": "3.1.0",
       "license": "BSD-3-Clause",
@@ -10632,34 +10627,6 @@
         "postcss": "^8.1.0"
       }
     },
-    "node_modules/css-loader/node_modules/picocolors": {
-      "version": "1.0.0",
-      "dev": true,
-      "license": "ISC"
-    },
-    "node_modules/css-loader/node_modules/postcss": {
-      "version": "8.4.16",
-      "dev": true,
-      "funding": [
-        {
-          "type": "opencollective",
-          "url": "https://opencollective.com/postcss/"
-        },
-        {
-          "type": "tidelift",
-          "url": "https://tidelift.com/funding/github/npm/postcss"
-        }
-      ],
-      "license": "MIT",
-      "dependencies": {
-        "nanoid": "^3.3.4",
-        "picocolors": "^1.0.0",
-        "source-map-js": "^1.0.2"
-      },
-      "engines": {
-        "node": "^10 || ^12 || >=14"
-      }
-    },
     "node_modules/css-loader/node_modules/postcss-modules-extract-imports": {
       "version": "3.0.0",
       "dev": true,
@@ -18824,9 +18791,16 @@
       "license": "MIT"
     },
     "node_modules/nanoid": {
-      "version": "3.3.4",
+      "version": "3.3.6",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.6.tgz",
+      "integrity": "sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA==",
       "dev": true,
-      "license": "MIT",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/ai"
+        }
+      ],
       "bin": {
         "nanoid": "bin/nanoid.cjs"
       },
@@ -20275,9 +20249,9 @@
       "license": "MIT"
     },
     "node_modules/picocolors": {
-      "version": "0.2.1",
-      "dev": true,
-      "license": "ISC"
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
+      "integrity": "sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ=="
     },
     "node_modules/picomatch": {
       "version": "2.3.1",
@@ -20531,19 +20505,31 @@
       }
     },
     "node_modules/postcss": {
-      "version": "7.0.39",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
       "dev": true,
-      "license": "MIT",
+      "funding": [
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/postcss/"
+        },
+        {
+          "type": "tidelift",
+          "url": "https://tidelift.com/funding/github/npm/postcss"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/ai"
+        }
+      ],
       "dependencies": {
-        "picocolors": "^0.2.1",
-        "source-map": "^0.6.1"
+        "nanoid": "^3.3.6",
+        "picocolors": "^1.0.0",
+        "source-map-js": "^1.0.2"
       },
       "engines": {
-        "node": ">=6.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/postcss/"
+        "node": "^10 || ^12 || >=14"
       }
     },
     "node_modules/postcss-rtl": {
@@ -24971,10 +24957,6 @@
         "browserslist": ">= 4.21.0"
       }
     },
-    "node_modules/update-browserslist-db/node_modules/picocolors": {
-      "version": "1.0.0",
-      "license": "ISC"
-    },
     "node_modules/uri-js": {
       "version": "4.4.1",
       "dev": true,
@@ -29672,12 +29654,6 @@
         "picocolors": "^1.0.0",
         "tiny-glob": "^0.2.9",
         "tslib": "^2.4.0"
-      },
-      "dependencies": {
-        "picocolors": {
-          "version": "1.0.0",
-          "dev": true
-        }
       }
     },
     "@polymer/app-layout": {
@@ -34142,19 +34118,6 @@
           "dev": true,
           "requires": {}
         },
-        "picocolors": {
-          "version": "1.0.0",
-          "dev": true
-        },
-        "postcss": {
-          "version": "8.4.16",
-          "dev": true,
-          "requires": {
-            "nanoid": "^3.3.4",
-            "picocolors": "^1.0.0",
-            "source-map-js": "^1.0.2"
-          }
-        },
         "postcss-modules-extract-imports": {
           "version": "3.0.0",
           "dev": true,
@@ -39912,7 +39875,9 @@
       "dev": true
     },
     "nanoid": {
-      "version": "3.3.4",
+      "version": "3.3.6",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.6.tgz",
+      "integrity": "sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA==",
       "dev": true
     },
     "natural-compare": {
@@ -40921,8 +40886,9 @@
       "dev": true
     },
     "picocolors": {
-      "version": "0.2.1",
-      "dev": true
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
+      "integrity": "sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ=="
     },
     "picomatch": {
       "version": "2.3.1",
@@ -41108,11 +41074,14 @@
       }
     },
     "postcss": {
-      "version": "7.0.39",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
       "dev": true,
       "requires": {
-        "picocolors": "^0.2.1",
-        "source-map": "^0.6.1"
+        "nanoid": "^3.3.6",
+        "picocolors": "^1.0.0",
+        "source-map-js": "^1.0.2"
       }
     },
     "postcss-rtl": {
@@ -44154,11 +44123,6 @@
       "requires": {
         "escalade": "^3.1.1",
         "picocolors": "^1.0.0"
-      },
-      "dependencies": {
-        "picocolors": {
-          "version": "1.0.0"
-        }
       }
     },
     "uri-js": {
diff --git a/package.json b/package.json
index 8f8efe0ef8..45c9179bfc 100644
--- a/package.json
+++ b/package.json
@@ -124,7 +124,7 @@
     "node-fetch": "^3.3.0",
     "node-gyp": "^9.4.0",
     "outline-i18n": "Jigsaw-Code/outline-i18n#v0.0.7",
-    "postcss": "^7.0.39",
+    "postcss": "^8.4.31",
     "postcss-rtl": "^1.7.3",
     "prettier": "^2.8.0",
     "pretty-quick": "^2.0.1",