diff --git a/assets/package-lock.json b/assets/package-lock.json
index b64867150b1d..acc9f084b6dc 100644
--- a/assets/package-lock.json
+++ b/assets/package-lock.json
@@ -36,7 +36,7 @@
         "mini-css-extract-plugin": "^1.6.0",
         "phoenix": "1.5.0",
         "phoenix_html": "2.12",
-        "postcss": "^8.3.0",
+        "postcss": "^8.4.31",
         "postcss-loader": "^6.1.1",
         "react": "^16.13.1",
         "react-dom": "^16.13.1",
@@ -6048,9 +6048,15 @@
       "dev": true
     },
     "node_modules/nanoid": {
-      "version": "3.3.0",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.0.tgz",
-      "integrity": "sha512-JzxqqT5u/x+/KOFSd7JP15DOo9nOoHpx6DYatqIHUW2+flybkm+mdcraotSQR5WcnZr+qhGVh8Ted0KdfSMxlg==",
+      "version": "3.3.6",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.6.tgz",
+      "integrity": "sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/ai"
+        }
+      ],
       "bin": {
         "nanoid": "bin/nanoid.cjs"
       },
@@ -6405,20 +6411,30 @@
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     "node_modules/postcss": {
-      "version": "8.4.4",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.4.tgz",
-      "integrity": "sha512-joU6fBsN6EIer28Lj6GDFoC/5yOZzLCfn0zHAn/MYXI7aPt4m4hK5KC5ovEZXy+lnCjmYIbQWngvju2ddyEr8Q==",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
+      "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": {
-        "nanoid": "^3.1.30",
+        "nanoid": "^3.3.6",
         "picocolors": "^1.0.0",
-        "source-map-js": "^1.0.1"
+        "source-map-js": "^1.0.2"
       },
       "engines": {
         "node": "^10 || ^12 || >=14"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/postcss/"
       }
     },
     "node_modules/postcss-calc": {
@@ -7758,9 +7774,9 @@
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     "node_modules/source-map-js": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.1.tgz",
-      "integrity": "sha512-4+TN2b3tqOCd/kaGRJ/sTYA0tR0mdXx26ipdolxcwtJVqEnqNYvlCAt1q3ypy4QMlYus+Zh34RNtYLoq2oQ4IA==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+      "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==",
       "engines": {
         "node": ">=0.10.0"
       }
@@ -13008,9 +13024,9 @@
       "dev": true
     },
     "nanoid": {
-      "version": "3.3.0",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.0.tgz",
-      "integrity": "sha512-JzxqqT5u/x+/KOFSd7JP15DOo9nOoHpx6DYatqIHUW2+flybkm+mdcraotSQR5WcnZr+qhGVh8Ted0KdfSMxlg=="
+      "version": "3.3.6",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.6.tgz",
+      "integrity": "sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA=="
     },
     "natural-compare": {
       "version": "1.4.0",
@@ -13235,13 +13251,13 @@
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     "postcss": {
-      "version": "8.4.4",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.4.tgz",
-      "integrity": "sha512-joU6fBsN6EIer28Lj6GDFoC/5yOZzLCfn0zHAn/MYXI7aPt4m4hK5KC5ovEZXy+lnCjmYIbQWngvju2ddyEr8Q==",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
       "requires": {
-        "nanoid": "^3.1.30",
+        "nanoid": "^3.3.6",
         "picocolors": "^1.0.0",
-        "source-map-js": "^1.0.1"
+        "source-map-js": "^1.0.2"
       },
       "dependencies": {
         "picocolors": {
@@ -14173,9 +14189,9 @@
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     },
     "source-map-js": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.1.tgz",
-      "integrity": "sha512-4+TN2b3tqOCd/kaGRJ/sTYA0tR0mdXx26ipdolxcwtJVqEnqNYvlCAt1q3ypy4QMlYus+Zh34RNtYLoq2oQ4IA=="
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+      "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw=="
     },
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       "version": "0.5.21",
diff --git a/assets/package.json b/assets/package.json
index 89d7829912f8..592f8ae9aae7 100644
--- a/assets/package.json
+++ b/assets/package.json
@@ -38,7 +38,7 @@
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     "phoenix": "1.5.0",
     "phoenix_html": "2.12",
-    "postcss": "^8.3.0",
+    "postcss": "^8.4.31",
     "postcss-loader": "^6.1.1",
     "react": "^16.13.1",
     "react-dom": "^16.13.1",