diff --git a/package.json b/package.json
index 98edc1c40..5328f5cf7 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "node-fetch": "2.6.7",
     "node-sass": "9.0.0",
     "npm-run-all": "4.1.5",
-    "postcss": "8.4.45",
+    "postcss": "8.4.47",
     "postcss-scss": "4.0.9",
     "postcss-url": "10.1.3",
     "posthtml": "0.16.6",
diff --git a/yarn.lock b/yarn.lock
index 3a641a660..cedd6b7fe 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4767,10 +4767,10 @@ path-type@^4.0.0:
   resolved "https://registry.yarnpkg.com/path-type/-/path-type-4.0.0.tgz#84ed01c0a7ba380afe09d90a8c180dcd9d03043b"
   integrity sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw==
 
-picocolors@^1.0.0, picocolors@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.0.1.tgz#a8ad579b571952f0e5d25892de5445bcfe25aaa1"
-  integrity sha512-anP1Z8qwhkbmu7MFP5iTt+wQKXgwzf7zTyGlcdzabySa9vd0Xt392U0rVmz9poOaBj0uHJKyyo9/upk0HrEQew==
+picocolors@^1.0.0, picocolors@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.1.0.tgz#5358b76a78cde483ba5cef6a9dc9671440b27d59"
+  integrity sha512-TQ92mBOW0l3LeMeyLV6mzy/kWr8lkd/hp3mTg7wYK7zJhuBStmGMBG0BdeDZS/dZx1IukaX6Bk11zcln25o1Aw==
 
 picomatch@^2.0.4, picomatch@^2.2.1, picomatch@^2.2.3, picomatch@^2.3.1:
   version "2.3.1"
@@ -4867,14 +4867,14 @@ 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@8.4.45, postcss@^8.0.0, postcss@^8.4.19:
-  version "8.4.45"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.45.tgz#538d13d89a16ef71edbf75d895284ae06b79e603"
-  integrity sha512-7KTLTdzdZZYscUc65XmjFiB73vBhBfbPztCYdUNvlaso9PrzjzcmjqBPR0lNGkcVlcO4BjiO5rK/qNz+XAen1Q==
+postcss@8.4.47, postcss@^8.0.0, postcss@^8.4.19:
+  version "8.4.47"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.47.tgz#5bf6c9a010f3e724c503bf03ef7947dcb0fea365"
+  integrity sha512-56rxCq7G/XfB4EkXq9Egn5GCqugWvDFjafDOThIdMBsI15iqPqR5r15TfSr1YPYeEI19YeaXMCbY6u88Y76GLQ==
   dependencies:
     nanoid "^3.3.7"
-    picocolors "^1.0.1"
-    source-map-js "^1.2.0"
+    picocolors "^1.1.0"
+    source-map-js "^1.2.1"
 
 posthtml-beautify@0.7.0:
   version "0.7.0"
@@ -5602,10 +5602,10 @@ socks@^2.6.2:
     ip "^2.0.0"
     smart-buffer "^4.2.0"
 
-source-map-js@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.0.tgz#16b809c162517b5b8c3e7dcd315a2a5c2612b2af"
-  integrity sha512-itJW8lvSA0TXEphiRoawsCksnlf8SyvmFzIhltqAHluXd88pkCd+cXJVHTDwdCr0IzwptSm035IHQktUu1QUMg==
+source-map-js@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.1.tgz#1ce5650fddd87abc099eda37dcff024c2667ae46"
+  integrity sha512-UXWMKhLOwVKb728IUtQPXxfYU+usdybtUrK/8uGE8CQMvrhOpwvzDBwj0QhSL7MQc7vIsISBG8VQ8+IDQxpfQA==
 
 source-map-support@0.5.13:
   version "0.5.13"