diff --git a/package.json b/package.json
index 1d91f8d..0f85de3 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "release": "release-it"
   },
   "dependencies": {
-    "postcss": "^8.3.11",
+    "postcss": "^8.4.5",
     "postcss-html": "^1.3.0",
     "stylelint-config-prettier": "^9.0.3",
     "stylelint-config-standard": "^24.0.0",
diff --git a/yarn.lock b/yarn.lock
index 033ad95..8193861 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2353,10 +2353,10 @@ postcss-value-parser@^4.1.0:
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.1.0.tgz#443f6a20ced6481a2bda4fa8532a6e55d789a2cb"
   integrity sha512-97DXOFbQJhk71ne5/Mt6cOu6yxsSfM0QGQyl0L25Gca4yGWEGJaig7l7gbCX623VqTBNGLRLaVUCnNkcedlRSQ==
 
-postcss@^8.3.11, postcss@^8.4.0:
-  version "8.4.4"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.4.tgz#d53d4ec6a75fd62557a66bb41978bf47ff0c2869"
-  integrity sha512-joU6fBsN6EIer28Lj6GDFoC/5yOZzLCfn0zHAn/MYXI7aPt4m4hK5KC5ovEZXy+lnCjmYIbQWngvju2ddyEr8Q==
+postcss@^8.3.11, postcss@^8.4.0, postcss@^8.4.5:
+  version "8.4.5"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.5.tgz#bae665764dfd4c6fcc24dc0fdf7e7aa00cc77f95"
+  integrity sha512-jBDboWM8qpaqwkMwItqTQTiFikhs/67OYVvblFFTM7MrZjt6yMKd6r2kgXizEbTTljacm4NldIlZnhbjr84QYg==
   dependencies:
     nanoid "^3.1.30"
     picocolors "^1.0.0"