diff --git a/src/js/components/form/KLForm/KLFormItem/index.mcss b/src/js/components/form/KLForm/KLFormItem/index.mcss
index 033012e4..f2b5a421 100644
--- a/src/js/components/form/KLForm/KLFormItem/index.mcss
+++ b/src/js/components/form/KLForm/KLFormItem/index.mcss
@@ -26,7 +26,7 @@
         &-xlg { width: $size-base * 28; max-width: $size-base * 28; }
 
         &-lh-sm { line-height: 1; }
-        &-lh-md { line-height: 1.3; }
+        &-lh-md { line-height: 1.6; }
         &-lh-lg { line-height: 2.5; }
     }
     .formitem_info {