diff --git a/package-lock.json b/package-lock.json
index b1f900a5b4d3c..e69a7c164615b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5049,9 +5049,9 @@
       }
     },
     "nanoid": {
-      "version": "3.1.20",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.20.tgz",
-      "integrity": "sha512-a1cQNyczgKbLX9jwbS/+d7W8fX/RfgYR7lVWwWOGIPNgK2m0MWvrGF6/m4kk6U3QcFMnZf3RIhL0v2Jgh/0Uxw=="
+      "version": "3.3.4",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.4.tgz",
+      "integrity": "sha512-MqBkQh/OHTS2egovRtLk45wEyNXwF+cokD+1YPf9u5VfJiRdAiRwB2froX5Co9Rh20xs4siNPm8naNotSD6RBw=="
     },
     "natural-compare": {
       "version": "1.4.0",
@@ -5482,6 +5482,11 @@
         "pify": "^3.0.0"
       }
     },
+    "picocolors": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
+      "integrity": "sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ=="
+    },
     "picomatch": {
       "version": "2.2.2",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.2.2.tgz",
@@ -5593,13 +5598,13 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.2.6",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.2.6.tgz",
-      "integrity": "sha512-xpB8qYxgPuly166AGlpRjUdEYtmOWx2iCwGmrv4vqZL9YPVviDVPZPRXxnXr6xPZOdxQ9lp3ZBFCRgWJ7LE3Sg==",
+      "version": "8.4.21",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.21.tgz",
+      "integrity": "sha512-tP7u/Sn/dVxK2NnruI4H9BG+x+Wxz6oeZ1cJ8P6G/PZY0IKk4k/63TDsQf2kQq3+qoJeLm2kIBUNlZe3zgb4Zg==",
       "requires": {
-        "colorette": "^1.2.1",
-        "nanoid": "^3.1.20",
-        "source-map": "^0.6.1"
+        "nanoid": "^3.3.4",
+        "picocolors": "^1.0.0",
+        "source-map-js": "^1.0.2"
       }
     },
     "postcss-html": {
@@ -7125,6 +7130,11 @@
       "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
       "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
     },
+    "source-map-js": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+      "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw=="
+    },
     "spdx-correct": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-3.1.1.tgz",
diff --git a/package.json b/package.json
index cdaf8a83ccd56..d48c6727cb915 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "ncp": "^2.0.0",
     "node-version-data": "^1.1.0",
     "npm-run-all": "^4.1.5",
-    "postcss": "^8.2.6",
+    "postcss": "^8.4.21",
     "sass": "^1.32.7",
     "semver": "^7.3.4",
     "strftime": "^0.10.0"