diff --git a/components/dropdown/dropdown-button.tsx b/components/dropdown/dropdown-button.tsx
index 23960a4d79..c2c0455e3b 100644
--- a/components/dropdown/dropdown-button.tsx
+++ b/components/dropdown/dropdown-button.tsx
@@ -35,6 +35,7 @@ export default defineComponent({
   name: 'ADropdownButton',
   inheritAttrs: false,
   props: DropdownButtonProps,
+  emits: ['click', 'visibleChange', 'update:visible'],
   setup() {
     return {
       configProvider: inject('configProvider', defaultConfigProvider),
diff --git a/components/dropdown/dropdown.tsx b/components/dropdown/dropdown.tsx
index 78c151230e..5424150b99 100644
--- a/components/dropdown/dropdown.tsx
+++ b/components/dropdown/dropdown.tsx
@@ -26,7 +26,9 @@ const Dropdown = defineComponent({
     mouseLeaveDelay: PropTypes.number.def(0.1),
     placement: DropdownProps.placement.def('bottomLeft'),
     onVisibleChange: PropTypes.func,
+    'onUpdate:visible': PropTypes.func,
   },
+  emits: ['visibleChange', 'update:visible'],
   setup() {
     return {
       configProvider: inject('configProvider', defaultConfigProvider),