diff --git a/components/form/FormItem.tsx b/components/form/FormItem.tsx
index 891708a35c..0c199b251f 100644
--- a/components/form/FormItem.tsx
+++ b/components/form/FormItem.tsx
@@ -338,7 +338,7 @@ export default class FormItem extends React.Component<FormItemProps, any> {
           const mergedLabelCol: ColProps =
             ('labelCol' in this.props ? labelCol : contextLabelCol) || {};
 
-          const labelClsBasic = `${prefixCls}-item-label`
+          const labelClsBasic = `${prefixCls}-item-label`;
           const labelColClassName = classNames(labelClsBasic, labelAlign === 'left' && `${labelClsBasic}-left`, mergedLabelCol.className);
           const labelClassName = classNames({
             [`${prefixCls}-item-required`]: required,