diff --git a/src/extensions.js b/src/extensions.js
index 7e79ee3..b10f5dc 100644
--- a/src/extensions.js
+++ b/src/extensions.js
@@ -1,7 +1,13 @@
+const { screens } = require("tailwindcss/defaultTheme");
+
 const spacing = {
   4.5: "1.125.rem",
 };
 
 module.exports = {
+  screens: {
+    xs: "480px",
+    ...screens,
+  },
   spacing,
 };