diff --git a/package.json b/package.json
index 392dd48..b954995 100644
--- a/package.json
+++ b/package.json
@@ -79,7 +79,7 @@
     "gulp-sourcemaps": "~3.0.0",
     "gulp-stylelint": "~13.0.0",
     "gulp-terser": "~2.0.1",
-    "postcss": "~8.2.3",
+    "postcss": "~8.2.4",
     "postcss-preset-env": "~6.7.0",
     "stylelint": "~13.8.0",
     "stylelint-config-standard": "~20.0.0"
diff --git a/yarn.lock b/yarn.lock
index 990422f..23dbc0a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5878,10 +5878,10 @@ postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.16, postcss@^7.0.1
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@~8.2.3:
-  version "8.2.3"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.3.tgz#14ed1294850c99661761d9cb68863718eb75690d"
-  integrity sha512-tdmNCCmxJEsLZNj810qlj8QbvnUNKFL9A5doV+uHrGGK/YNKWEslrytnHDWr9M/GgGjfUFwXCRbxd/b6IoRBXQ==
+postcss@~8.2.4:
+  version "8.2.4"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.4.tgz#20a98a39cf303d15129c2865a9ec37eda0031d04"
+  integrity sha512-kRFftRoExRVXZlwUuay9iC824qmXPcQQVzAjbCCgjpXnkdMCJYBu2gTwAaFBzv8ewND6O8xFb3aELmEkh9zTzg==
   dependencies:
     colorette "^1.2.1"
     nanoid "^3.1.20"