diff --git a/src/reset.less b/src/reset.less
index be6e2b334..1adb924e7 100644
--- a/src/reset.less
+++ b/src/reset.less
@@ -20,7 +20,7 @@ html {
 
   // -webkit-font-smoothing: antialiased;
 
-  @media (min-width: @screen-xs) {
+  @media (min-width: 420px) {
     font-size: 16px;
   }
 }