diff --git a/package-lock.json b/package-lock.json
index 3e0d2aa032..fe018eeb1e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7463,13 +7463,13 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.3.8",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.8.tgz",
-      "integrity": "sha512-GT5bTjjZnwDifajzczOC+r3FI3Cu+PgPvrsjhQdRqa2kTJ4968/X9CUce9xttIB0xOs5c6xf0TCWZo/y9lF6bA==",
+      "version": "8.3.9",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.9.tgz",
+      "integrity": "sha512-f/ZFyAKh9Dnqytx5X62jgjhhzttjZS7hMsohcI7HEI5tjELX/HxCy3EFhsRxyzGvrzFF+82XPvCS8T9TFleVJw==",
       "dev": true,
       "requires": {
-        "nanocolors": "^0.2.2",
-        "nanoid": "^3.1.25",
+        "nanoid": "^3.1.28",
+        "picocolors": "^0.2.1",
         "source-map-js": "^0.6.2"
       }
     },
diff --git a/package.json b/package.json
index 2fe1282a31..f20976fdee 100644
--- a/package.json
+++ b/package.json
@@ -138,7 +138,7 @@
     "lockfile-lint": "^4.6.2",
     "nodemon": "^2.0.13",
     "npm-run-all": "^4.1.5",
-    "postcss": "^8.3.8",
+    "postcss": "^8.3.9",
     "postcss-cli": "^9.0.1",
     "rollup": "^2.58.0",
     "rollup-plugin-istanbul": "^3.0.0",