diff --git a/package.json b/package.json
index 363b068c..71e499bc 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "eslint-config-react-app": "7.0.1",
     "eslint-plugin-prettier": "4.2.1",
     "jest-transform-css": "6.0.0",
-    "postcss": "8.4.18",
+    "postcss": "8.4.20",
     "react": "18.2.0",
     "react-dom": "18.2.0",
     "react-is": "18.2.0",
diff --git a/yarn.lock b/yarn.lock
index a56d3ff0..cda773aa 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -11342,10 +11342,10 @@ postcss-value-parser@^4.1.0, postcss-value-parser@^4.2.0:
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz#723c09920836ba6d3e5af019f92bc0971c02e514"
   integrity sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==
 
-postcss@8.4.18, postcss@^8.4.14:
-  version "8.4.18"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.18.tgz#6d50046ea7d3d66a85e0e782074e7203bc7fbca2"
-  integrity sha512-Wi8mWhncLJm11GATDaQKobXSNEYGUHeQLiQqDFG1qQ5UTDPTEvKw0Xt5NsTpktGTwLps3ByrWsBrG0rB8YQ9oA==
+postcss@8.4.20, postcss@^8.4.14:
+  version "8.4.20"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.20.tgz#64c52f509644cecad8567e949f4081d98349dc56"
+  integrity sha512-6Q04AXR1212bXr5fh03u8aAwbLxAQNGQ/Q1LNa0VfOI06ZAlhPHtQvE4OIdpj4kLThXilalPnmDSOD65DcHt+g==
   dependencies:
     nanoid "^3.3.4"
     picocolors "^1.0.0"