diff --git a/docs/website/scripts/live-blocks/package-lock.json b/docs/website/scripts/live-blocks/package-lock.json
index 855abb4d00..2fd5bcf7f8 100644
--- a/docs/website/scripts/live-blocks/package-lock.json
+++ b/docs/website/scripts/live-blocks/package-lock.json
@@ -3073,6 +3073,12 @@
       "integrity": "sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==",
       "dev": true
     },
+    "picocolors": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
+      "integrity": "sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ==",
+      "dev": true
+    },
     "picomatch": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.0.tgz",
@@ -3149,14 +3155,22 @@
       }
     },
     "postcss": {
-      "version": "8.3.2",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.2.tgz",
-      "integrity": "sha512-y1FK/AWdZlBF5lusS5j5l4/vF67+vQZt1SXPVJ32y1kRGDQyrs1zk32hG1cInRTu14P0V+orPz+ifwW/7rR4bg==",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
       "dev": true,
       "requires": {
-        "colorette": "^1.2.2",
-        "nanoid": "^3.1.23",
-        "source-map-js": "^0.6.2"
+        "nanoid": "^3.3.6",
+        "picocolors": "^1.0.0",
+        "source-map-js": "^1.0.2"
+      },
+      "dependencies": {
+        "nanoid": {
+          "version": "3.3.6",
+          "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.6.tgz",
+          "integrity": "sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA==",
+          "dev": true
+        }
       }
     },
     "postcss-calc": {
@@ -3899,9 +3913,9 @@
       "dev": true
     },
     "source-map-js": {
-      "version": "0.6.2",
-      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-0.6.2.tgz",
-      "integrity": "sha512-/3GptzWzu0+0MBQFrDKzw/DvvMTUORvgY6k6jd/VS6iCR4RDTKWH6v6WPwQoUO8667uQEf9Oe38DxAYWY5F/Ug==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+      "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==",
       "dev": true
     },
     "source-map-support": {
diff --git a/docs/website/scripts/live-blocks/package.json b/docs/website/scripts/live-blocks/package.json
index 3aa3b59f73..29add7b337 100644
--- a/docs/website/scripts/live-blocks/package.json
+++ b/docs/website/scripts/live-blocks/package.json
@@ -47,7 +47,7 @@
     "mocha": "^9.2.2",
     "normalize-url": ">=4.5.1",
     "nth-check": ">=2.0.1",
-    "postcss": "^8.2.10",
+    "postcss": "^8.4.31",
     "regenerator-runtime": "^0.13.2",
     "rollup": "^2.42.4",
     "rollup-plugin-postcss": "^4.0.1",