diff --git a/composer.json b/composer.json
index bd41b88..328ff0c 100644
--- a/composer.json
+++ b/composer.json
@@ -46,6 +46,8 @@
       "@php -r \"unlink('README.md');\"",
       "@php -r \"rename('composer.json.default', 'composer.json');\"",
       "@composer dump-autoload -o",
+      "yarn install",
+      "yarn tailwind init tailwind.config.js",
       "@php craft setup/welcome"
     ]
   }
diff --git a/postcss.config.js b/postcss.config.js
index 612fe09..e45f69d 100755
--- a/postcss.config.js
+++ b/postcss.config.js
@@ -3,7 +3,7 @@ module.exports = {
     require("postcss-import")({
       plugins: [require("stylelint")]
     }),
-    require("tailwindcss")("./tailwind.js"),
+    require("tailwindcss")("./tailwind.config.js"),
     require("postcss-preset-env")({
       autoprefixer: { grid: true },
       features: {