diff --git a/packages/checkbox/index.less b/packages/checkbox/index.less
index d63e392da..7fed4858e 100644
--- a/packages/checkbox/index.less
+++ b/packages/checkbox/index.less
@@ -6,13 +6,14 @@
 
   &__icon,
   &__label {
-    height: @checkbox-size;
     display: inline-block;
     vertical-align: middle;
     line-height: @checkbox-size;
   }
 
   &__icon {
+    height: @checkbox-size;
+
     .van-icon {
       font-size: 14px;
       color: transparent;