diff --git a/package.json b/package.json
index 163638db..8ce5b885 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "docusaurus-gtm-plugin": "^0.0.2",
     "docusaurus-plugin-sass": "^0.2.5",
     "firebase": "^8.2.9",
-    "postcss": "^8.4.18",
+    "postcss": "^8.4.31",
     "prism-react-renderer": "^1.3.1",
     "prop-types": "^15.8.1",
     "react": "^17.0.2",
diff --git a/yarn.lock b/yarn.lock
index 481c8436..4e12599d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9279,10 +9279,10 @@ postcss-zindex@^5.1.0:
   resolved "https://registry.yarnpkg.com/postcss-zindex/-/postcss-zindex-5.1.0.tgz#4a5c7e5ff1050bd4c01d95b1847dfdcc58a496ff"
   integrity sha512-fgFMf0OtVSBR1va1JNHYgMxYk73yhn/qb4uQDq1DLGYolz8gHCyr/sesEuGUaYs58E3ZJRcpoGuPVoB7Meiq9A==
 
-postcss@^8.3.11, postcss@^8.4.14, postcss@^8.4.17, postcss@^8.4.18, postcss@^8.4.21, postcss@^8.4.23:
-  version "8.4.28"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.28.tgz#c6cc681ed00109072816e1557f889ef51cf950a5"
-  integrity sha512-Z7V5j0cq8oEKyejIKfpD8b4eBy9cwW2JWPk0+fB1HOAMsfHbnAXLLS+PfVWlzMSLQaWttKDt607I0XHmpE67Vw==
+postcss@^8.3.11, postcss@^8.4.14, postcss@^8.4.17, postcss@^8.4.21, postcss@^8.4.23, postcss@^8.4.31:
+  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"