diff --git a/frontend/tailwind.config.cjs b/frontend/tailwind.config.cjs
index 8e395a07..b76b0222 100644
--- a/frontend/tailwind.config.cjs
+++ b/frontend/tailwind.config.cjs
@@ -1,6 +1,7 @@
 /** @type {import('tailwindcss').Config} */
 module.exports = {
   content: ['./index.html', './src/**/*.{js,ts,jsx,tsx}'],
+  darkMode: 'class',
   theme: {
     extend: {
       spacing: {