diff --git a/package-lock.json b/package-lock.json
index 90728b241..6f79d52ec 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -90,7 +90,7 @@
         "node-sass-package-importer": "^5.3.2",
         "nodemon": "^2.0.19",
         "npm-run-all": "^4.1.5",
-        "postcss": "^8.4.14",
+        "postcss": "^8.4.21",
         "postcss-cli": "^10.0.0",
         "rollup": "^2.79.1",
         "stylelint": "^14.9.1",
@@ -9862,9 +9862,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.14",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.14.tgz",
-      "integrity": "sha512-E398TUmfAYFPBSdzgeieK2Y1+1cpdxJx8yXbK/m57nRhKSmk1GB2tO4lbLBtlkfPQTDKfe4Xqv1ASWPpayPEig==",
+      "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==",
       "dev": true,
       "funding": [
         {
@@ -20868,9 +20868,9 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.4.14",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.14.tgz",
-      "integrity": "sha512-E398TUmfAYFPBSdzgeieK2Y1+1cpdxJx8yXbK/m57nRhKSmk1GB2tO4lbLBtlkfPQTDKfe4Xqv1ASWPpayPEig==",
+      "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==",
       "dev": true,
       "requires": {
         "nanoid": "^3.3.4",
diff --git a/package.json b/package.json
index 8f274b2d0..11798aeb3 100644
--- a/package.json
+++ b/package.json
@@ -144,7 +144,7 @@
     "node-sass-package-importer": "^5.3.2",
     "nodemon": "^2.0.19",
     "npm-run-all": "^4.1.5",
-    "postcss": "^8.4.14",
+    "postcss": "^8.4.21",
     "postcss-cli": "^10.0.0",
     "rollup": "^2.79.1",
     "stylelint": "^14.9.1",