diff --git a/package.json b/package.json
index 1673a9be..4bfbd249 100644
--- a/package.json
+++ b/package.json
@@ -110,7 +110,7 @@
 	},
 	"devDependencies": {
 		"@astrojs/ts-plugin": "1.10.7",
-		"@tailwindcss/postcss": "4.2.4",
+		"@tailwindcss/postcss": "4.3.0",
 		"@testing-library/jest-dom": "6.9.1",
 		"@testing-library/react": "16.3.2",
 		"@testing-library/user-event": "14.6.1",