diff --git a/package-lock.json b/package-lock.json
index 143b52005e0..aa23ce12749 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4553,9 +4553,9 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.3.0",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.0.tgz",
-      "integrity": "sha512-+ogXpdAjWGa+fdYY5BQ96V/6tAo+TdSSIMP5huJBIygdWwKtVoB5JWZ7yUd4xZ8r+8Kvvx4nyg/PQ071H4UtcQ==",
+      "version": "8.3.6",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.6.tgz",
+      "integrity": "sha512-wG1cc/JhRgdqB6WHEuyLTedf3KIRuD0hG6ldkFEZNCjRxiC+3i6kkWUUbiJQayP28iwG35cEmAbe98585BYV0A==",
       "dev": true,
       "requires": {
         "colorette": "^1.2.2",
diff --git a/package.json b/package.json
index b4e71a870dc..e7fe71d22b3 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "html-minifier": "^4.0.0",
     "material-design-color": "^2.3.2",
     "material-shadows": "^3.0.1",
-    "postcss": "^8.3.0",
+    "postcss": "^8.3.6",
     "postcss-inline-svg": "^5.0.0",
     "preact": "^10.5.13",
     "rimraf": "^3.0.2",