diff --git a/package.json b/package.json
index 095d167..327fb70 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "vite": "^2.0.0-beta.60",
     "@vitejs/plugin-vue": "^1.1.4",
     "@vue/compiler-sfc": "^3.0.5",
-    "postcss": "^8.2.4",
+    "postcss": "^8.4.21",
     "autoprefixer": "^10.2.4",
     "cross-env": "^7.0.3",
     "local-web-server": "^4.2.1"