diff --git a/components/form/style/index.less b/components/form/style/index.less
index 3d843ef5380..11974f3ee7d 100644
--- a/components/form/style/index.less
+++ b/components/form/style/index.less
@@ -163,7 +163,6 @@ input[type='checkbox'] {
   text-align: center;
 }
 
-// 表单下的输入框尺寸唯一: 大尺寸
 form {
   .has-feedback {
     .@{ant-prefix}-input {