diff --git a/package.json b/package.json
index c503fb80..ed39e9b6 100644
--- a/package.json
+++ b/package.json
@@ -141,7 +141,7 @@
     "mini-css-extract-plugin": "^2.7.2",
     "pa11y": "^6.0.1",
     "perfectionist-dfd": "^3.0.0",
-    "postcss": "^8.3.11",
+    "postcss": "^8.4.31",
     "postcss-import": "^14.0.2",
     "postcss-loader": "^6.2.0",
     "postcss-mixins": "^8.1.0",
diff --git a/yarn.lock b/yarn.lock
index 5ac0f290..2a3aecc8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -11265,10 +11265,10 @@ postcss-value-parser@^4.0.0, postcss-value-parser@^4.1.0, postcss-value-parser@^
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz#723c09920836ba6d3e5af019f92bc0971c02e514"
   integrity sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==
 
-postcss@^8.1.6, postcss@^8.3.11, postcss@^8.3.5, postcss@^8.4.24, postcss@^8.4.5, postcss@^8.4.6, postcss@^8.4.7:
-  version "8.4.25"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.25.tgz#4a133f5e379eda7f61e906c3b1aaa9b81292726f"
-  integrity sha512-7taJ/8t2av0Z+sQEvNzCkpDynl0tX3uJMCODi6nT3PfASC7dYCWV9aQ+uiCf+KBD4SEFcu+GvJdGdwzQ6OSjCw==
+postcss@^8.1.6, postcss@^8.3.11, postcss@^8.3.5, postcss@^8.4.24, postcss@^8.4.31, postcss@^8.4.5, postcss@^8.4.6, postcss@^8.4.7:
+  version "8.4.31"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.31.tgz#92b451050a9f914da6755af352bdc0192508656d"
+  integrity sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==
   dependencies:
     nanoid "^3.3.6"
     picocolors "^1.0.0"