diff --git a/with-multiple-tailwindcss/package.json b/with-multiple-tailwindcss/package.json
index c4283cbd..6d62bca0 100644
--- a/with-multiple-tailwindcss/package.json
+++ b/with-multiple-tailwindcss/package.json
@@ -22,7 +22,7 @@
     "@types/react": "18.2.21",
     "@types/react-dom": "18.2.7",
     "autoprefixer": "10.4.15",
-    "postcss": "8.4.29",
+    "postcss": "8.4.31",
     "prettier": "3.0.3",
     "typescript": "5.2.2"
   },