diff --git a/src/field/index.js b/src/field/index.js
index 1be8541d3..e5265dd25 100644
--- a/src/field/index.js
+++ b/src/field/index.js
@@ -83,12 +83,14 @@ export default createComponent({
   },
 
   methods: {
+    // @exposed-api
     focus() {
       if (this.$refs.input) {
         this.$refs.input.focus();
       }
     },
 
+    // @exposed-api
     blur() {
       if (this.$refs.input) {
         this.$refs.input.blur();
diff --git a/types/field.d.ts b/types/field.d.ts
new file mode 100644
index 000000000..3e2c9167c
--- /dev/null
+++ b/types/field.d.ts
@@ -0,0 +1,6 @@
+import { VanComponent } from './component';
+
+export class Field extends VanComponent {
+  focus(): void;
+  blur(): void;
+}
diff --git a/types/index.d.ts b/types/index.d.ts
index c34fb0483..a1795e7a3 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -6,6 +6,8 @@ import { Checkbox } from './checkbox';
 import { CheckboxGroup } from './checkbox-group';
 import { CountDown } from './count-down';
 import { Dialog } from './dialog';
+import { DropdownItem } from './dropdown-item';
+import { Field } from './field';
 import { ImagePreview } from './image-preview';
 import { Lazyload } from './lazyload';
 import { Locale } from './locale';
@@ -31,9 +33,7 @@ export class CouponCell extends VanComponent {}
 export class CouponList extends VanComponent {}
 export class DatetimePicker extends VanComponent {}
 export class Divider extends VanComponent {}
-export class DropdownItem extends VanComponent {}
 export class DropdownMenu extends VanComponent {}
-export class Field extends VanComponent {}
 export class Grid extends VanComponent {}
 export class GridItem extends VanComponent {}
 export class GoodsAction extends VanComponent {}
@@ -92,6 +92,8 @@ export {
   CheckboxGroup,
   CountDown,
   Dialog,
+  DropdownItem,
+  Field,
   ImagePreview,
   Lazyload,
   Locale,