diff --git a/package-lock.json b/package-lock.json
index 61d40ff6d17..7cc8f0345b5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -163,7 +163,7 @@
 				"junit-report-merger": "^3.0.2",
 				"memory-fs": "^0.5.0",
 				"mocha-junit-reporter": "^2.0.2",
-				"postcss": "^8.4.38",
+				"postcss": "^8.5.6",
 				"rimraf": "^3.0.2",
 				"sass": "^1.89.0",
 				"semver": "^7.6.0",
@@ -23044,9 +23044,9 @@
 			}
 		},
 		"node_modules/postcss": {
-			"version": "8.5.3",
-			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.3.tgz",
-			"integrity": "sha512-dle9A3yYxlBSrt8Fu+IpjGT8SY8hN0mlaA6GY8t0P5PjIOZemULz/E2Bnm/2dcUOena75OTNkHI76uZBNUUq3A==",
+			"version": "8.5.6",
+			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.6.tgz",
+			"integrity": "sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg==",
 			"funding": [
 				{
 					"type": "opencollective",
@@ -23063,7 +23063,7 @@
 			],
 			"license": "MIT",
 			"dependencies": {
-				"nanoid": "^3.3.8",
+				"nanoid": "^3.3.11",
 				"picocolors": "^1.1.1",
 				"source-map-js": "^1.2.1"
 			},
@@ -46893,11 +46893,11 @@
 			"integrity": "sha512-d7Uw+eZoloe0EHDIYoe+bQ5WXnGMOpmiZFTuMWCwpjzzkL2nTjcKiAk4hh8TjnGye2TwWOk3UXucZ+3rbmBa8Q=="
 		},
 		"postcss": {
-			"version": "8.5.3",
-			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.3.tgz",
-			"integrity": "sha512-dle9A3yYxlBSrt8Fu+IpjGT8SY8hN0mlaA6GY8t0P5PjIOZemULz/E2Bnm/2dcUOena75OTNkHI76uZBNUUq3A==",
+			"version": "8.5.6",
+			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.6.tgz",
+			"integrity": "sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg==",
 			"requires": {
-				"nanoid": "^3.3.8",
+				"nanoid": "^3.3.11",
 				"picocolors": "^1.1.1",
 				"source-map-js": "^1.2.1"
 			}
diff --git a/package.json b/package.json
index 97f03afd61e..dd90d3fbd22 100644
--- a/package.json
+++ b/package.json
@@ -190,7 +190,7 @@
 		"junit-report-merger": "^3.0.2",
 		"memory-fs": "^0.5.0",
 		"mocha-junit-reporter": "^2.0.2",
-		"postcss": "^8.4.38",
+		"postcss": "^8.5.6",
 		"rimraf": "^3.0.2",
 		"sass": "^1.89.0",
 		"semver": "^7.6.0",