diff --git a/package.json b/package.json
index ae21998..f07539f 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "@wordpress/browserslist-config": "4.1.0",
     "autoprefixer": "^10.4.0",
     "eslint": "7.32.0",
-    "postcss": "8.4.4",
+    "postcss": "8.4.5",
     "postcss-import": "14.0.2",
     "postcss-nested": "5.0.6",
     "postcss-preset-env": "7.0.1",
diff --git a/yarn.lock b/yarn.lock
index e73723f..2450df5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5758,10 +5758,10 @@ postcss-values-parser@6.0.1, postcss-values-parser@^6, postcss-values-parser@^6.
     picocolors "^0.2.1"
     source-map "^0.6.1"
 
-postcss@8.4.4, postcss@^8.1.6, postcss@^8.2.15, postcss@^8.3, postcss@^8.3.11, postcss@^8.3.5:
-  version "8.4.4"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.4.tgz#d53d4ec6a75fd62557a66bb41978bf47ff0c2869"
-  integrity sha512-joU6fBsN6EIer28Lj6GDFoC/5yOZzLCfn0zHAn/MYXI7aPt4m4hK5KC5ovEZXy+lnCjmYIbQWngvju2ddyEr8Q==
+postcss@8.4.5, postcss@^8.1.6, postcss@^8.2.15, postcss@^8.3, postcss@^8.3.11, postcss@^8.3.5:
+  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"