diff --git a/package-lock.json b/package-lock.json
index 07da6d82eb..2ec3ec31bd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7958,9 +7958,9 @@
       "optional": true
     },
     "postcss": {
-      "version": "8.3.3",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.3.tgz",
-      "integrity": "sha512-gnXd9C4bGKevvlNFd80I8WfxHX+g6MR+W2h19PlDNHUuT9248rHTvCIDeZI3Hvs5mB3gzXiNDwVK3S153WJbZA==",
+      "version": "8.3.4",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.4.tgz",
+      "integrity": "sha512-/tZY0PXExXXnNhKv3TOvZAOUYRyuqcCbBm2c17YMDK0PlVII3K7/LKdt3ScHL+hhouddjUWi+1sKDf9xXW+8YA==",
       "dev": true,
       "requires": {
         "colorette": "^1.2.2",
diff --git a/package.json b/package.json
index e9ea3518b9..bbda01aeeb 100644
--- a/package.json
+++ b/package.json
@@ -136,7 +136,7 @@
     "lockfile-lint": "^4.6.2",
     "nodemon": "^2.0.7",
     "npm-run-all": "^4.1.5",
-    "postcss": "^8.3.3",
+    "postcss": "^8.3.4",
     "postcss-cli": "^8.3.1",
     "rollup": "^2.51.2",
     "rollup-plugin-istanbul": "^3.0.0",