diff --git a/style/web/components/form/_mixin.less b/style/web/components/form/_mixin.less
index 32a61b693d..d798d1dac8 100644
--- a/style/web/components/form/_mixin.less
+++ b/style/web/components/form/_mixin.less
@@ -34,6 +34,13 @@
         }
       }
 
+      .@{prefix}-radio-button {
+        &:last-child {
+          border-color: @@borderColor;
+          @borderColor: "input-border-color-@{status}";
+        }
+      }
+
       .@{prefix}-textarea__inner {
         &.@{prefix}-is-focused {
           box-shadow: 0 0 0 2px @@boxShadowColor;