diff --git a/package-lock.json b/package-lock.json
index 97c868917..e1ceef55e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -41,7 +41,7 @@
 				"autoprefixer": "^10.4.14",
 				"babel-loader-exclude-node-modules-except": "^1.2.1",
 				"module-replace-webpack-plugin": "0.0.12",
-				"postcss": "^8.4.20",
+				"postcss": "^8.4.21",
 				"postcss-loader": "^6.2.1",
 				"raw-loader": "^4.0.2",
 				"workbox-webpack-plugin": "^6.5.4"
@@ -10345,9 +10345,9 @@
 			}
 		},
 		"node_modules/postcss": {
-			"version": "8.4.20",
-			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.20.tgz",
-			"integrity": "sha512-6Q04AXR1212bXr5fh03u8aAwbLxAQNGQ/Q1LNa0VfOI06ZAlhPHtQvE4OIdpj4kLThXilalPnmDSOD65DcHt+g==",
+			"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": [
 				{
@@ -22789,9 +22789,9 @@
 			"optional": true
 		},
 		"postcss": {
-			"version": "8.4.20",
-			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.20.tgz",
-			"integrity": "sha512-6Q04AXR1212bXr5fh03u8aAwbLxAQNGQ/Q1LNa0VfOI06ZAlhPHtQvE4OIdpj4kLThXilalPnmDSOD65DcHt+g==",
+			"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 7dd4cab35..b4e39ba69 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
 		"autoprefixer": "^10.4.14",
 		"babel-loader-exclude-node-modules-except": "^1.2.1",
 		"module-replace-webpack-plugin": "0.0.12",
-		"postcss": "^8.4.20",
+		"postcss": "^8.4.21",
 		"postcss-loader": "^6.2.1",
 		"raw-loader": "^4.0.2",
 		"workbox-webpack-plugin": "^6.5.4"