diff --git a/src/index.js b/src/index.js
index 2c576d8..f4bd318 100644
--- a/src/index.js
+++ b/src/index.js
@@ -11,7 +11,7 @@ const scrollbarHide = plugin(function ({ addUtilities }) {
         display: 'none'
       }
     },
-    'scrollbar-default': {
+    '.scrollbar-default': {
       /* Firefox */
       'scrollbar-width': 'auto',