diff --git a/package-lock.json b/package-lock.json
index 07b104c..0b8e135 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1436,9 +1436,9 @@
       "optional": true
     },
     "postcss": {
-      "version": "8.4.16",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.16.tgz",
-      "integrity": "sha512-ipHE1XBvKzm5xI7hiHCZJCSugxvsdq2mPnsq5+UF+VHCjiBvtDrlxJfMBToWaP9D5XlgNmcFGqoHmUn0EYEaRQ==",
+      "version": "8.4.21",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.21.tgz",
+      "integrity": "sha512-tP7u/Sn/dVxK2NnruI4H9BG+x+Wxz6oeZ1cJ8P6G/PZY0IKk4k/63TDsQf2kQq3+qoJeLm2kIBUNlZe3zgb4Zg==",
       "dev": true,
       "requires": {
         "nanoid": "^3.3.4",
diff --git a/package.json b/package.json
index 8dc33e5..bff1982 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "vue": "^2.7.9"
   },
   "devDependencies": {
-    "postcss": ">=8.4.16",
+    "postcss": ">=8.4.21",
     "rollup": "^2.21.0",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-json": "^4.0.0",