diff --git a/package.json b/package.json
index d30b5608ad..ae9ab8e9d7 100644
--- a/package.json
+++ b/package.json
@@ -87,7 +87,7 @@
     "grunt-contrib-copy": "^1.0.0",
     "jest": "^26.6.3",
     "mutationobserver-shim": "^0.3.7",
-    "postcss": "^8.3.3",
+    "postcss": "^8.3.5",
     "postcss-cli": "^8.3.1",
     "postcss-import": "^14.0.2",
     "prettier": "^2.0.5",
diff --git a/yarn.lock b/yarn.lock
index c7890b9b38..d1f04d9d06 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -14678,10 +14678,10 @@ postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.26, postcss@^7.0.2
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@^8.3.3:
-  version "8.3.3"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.3.3.tgz#ef412a7a67e85c5b2c9f0ab3c4d9e8a3814d55cc"
-  integrity sha512-gnXd9C4bGKevvlNFd80I8WfxHX+g6MR+W2h19PlDNHUuT9248rHTvCIDeZI3Hvs5mB3gzXiNDwVK3S153WJbZA==
+postcss@^8.3.5:
+  version "8.3.5"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.3.5.tgz#982216b113412bc20a86289e91eb994952a5b709"
+  integrity sha512-NxTuJocUhYGsMiMFHDUkmjSKT3EdH4/WbGF6GCi1NDGk+vbcUTun4fpbOqaPtD8IIsztA2ilZm2DhYCuyN58gA==
   dependencies:
     colorette "^1.2.2"
     nanoid "^3.1.23"