diff --git a/package-lock.json b/package-lock.json
index 8e794462c79fd..900ac56f57238 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5298,6 +5298,12 @@
 					"integrity": "sha512-ak9Qy5Q7jYb2Wwcey5Fpvg2KoAc/ZIhLSLOSBmRmygPsGwkVVt0fZa0qrtMz+m6tJTAHfZQ8FnmB4MG4LWy7/w==",
 					"dev": true
 				},
+				"prettier": {
+					"version": "npm:wp-prettier@2.6.2",
+					"resolved": "https://registry.npmjs.org/wp-prettier/-/wp-prettier-2.6.2.tgz",
+					"integrity": "sha512-AV33EzqiFJ3fj+mPlKABN59YFPReLkDxQnj067Z3uEOeRQf3g05WprL0RDuqM7UBhSRo9W1rMSC2KvZmjE5UOA==",
+					"dev": true
+				},
 				"read-pkg-up": {
 					"version": "7.0.1",
 					"resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-7.0.1.tgz",
@@ -18618,9 +18624,9 @@
 			"dev": true
 		},
 		"nanoid": {
-			"version": "3.3.4",
-			"resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.4.tgz",
-			"integrity": "sha512-MqBkQh/OHTS2egovRtLk45wEyNXwF+cokD+1YPf9u5VfJiRdAiRwB2froX5Co9Rh20xs4siNPm8naNotSD6RBw==",
+			"version": "3.3.6",
+			"resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.6.tgz",
+			"integrity": "sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA==",
 			"dev": true
 		},
 		"nanomatch": {
@@ -20401,12 +20407,12 @@
 			"dev": true
 		},
 		"postcss": {
-			"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==",
+			"version": "8.4.31",
+			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+			"integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
 			"dev": true,
 			"requires": {
-				"nanoid": "^3.3.4",
+				"nanoid": "^3.3.6",
 				"picocolors": "^1.0.0",
 				"source-map-js": "^1.0.2"
 			}
diff --git a/package.json b/package.json
index 9065b1e9bbbdd..5b6efb394d9aa 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
 		"install-changed": "1.1.0",
 		"jest-image-snapshot": "3.0.1",
 		"matchdep": "~2.0.0",
-		"postcss": "^8.4.21",
+		"postcss": "^8.4.31",
 		"prettier": "npm:wp-prettier@2.6.2",
 		"qunit": "~2.19.4",
 		"react-refresh": "0.10.0",