diff --git a/package-lock.json b/package-lock.json
index 3e1bf02..652bca5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -42,7 +42,7 @@
 				"npm-run-all": "^4.1.5",
 				"pa11y-ci": "^3.0.1",
 				"pa11y-ci-reporter-html": "^6.0.2",
-				"postcss": "^8.4.27",
+				"postcss": "^8.4.31",
 				"prettier": "npm:wp-prettier@^2.8.5",
 				"webpack-cli": "^5.1.4",
 				"webpack-merge": "^5.9.0"
@@ -20199,9 +20199,9 @@
 			}
 		},
 		"node_modules/postcss": {
-			"version": "8.4.29",
-			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.29.tgz",
-			"integrity": "sha512-cbI+jaqIeu/VGqXEarWkRCCffhjgXc0qjBtXpqJhTBohMUjUQnbBr0xqX3vEKudc4iviTewcJo5ajcec5+wdJw==",
+			"version": "8.4.31",
+			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+			"integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
 			"funding": [
 				{
 					"type": "opencollective",
diff --git a/package.json b/package.json
index 00cf077..e90635c 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
 		"npm-run-all": "^4.1.5",
 		"pa11y-ci": "^3.0.1",
 		"pa11y-ci-reporter-html": "^6.0.2",
-		"postcss": "^8.4.27",
+		"postcss": "^8.4.31",
 		"prettier": "npm:wp-prettier@^2.8.5",
 		"webpack-cli": "^5.1.4",
 		"webpack-merge": "^5.9.0"