diff --git a/docs/en-US/component/dropdown.md b/docs/en-US/component/dropdown.md
index 44db6f9999..cdfb696d06 100644
--- a/docs/en-US/component/dropdown.md
+++ b/docs/en-US/component/dropdown.md
@@ -92,7 +92,7 @@ dropdown/sizes
 ### Dropdown Attributes
 
 | Name                 | Description                                                                                                           | Type                                                                                                         | Default                                                                    |
-| -------------------- | --------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------ | -------------------------------------------------------------------------- |
+| -------------------- |-----------------------------------------------------------------------------------------------------------------------| ------------------------------------------------------------------------------------------------------------ | -------------------------------------------------------------------------- |
 | type                 | menu button type, refer to `Button` Component, only works when `split-button` is true                                 | ^[enum]`'' \| 'default' \| 'primary' \| 'success' \| 'warning' \| 'info' \| 'danger' \| 'text' (deprecated)` | ''                                                                         |
 | size                 | menu size, also works on the split button                                                                             | ^[enum]`'' \| 'large' \| 'default' \| 'small'`                                                               | ''                                                                         |
 | max-height           | the max height of menu                                                                                                | ^[string] / ^[number]                                                                                        | ''                                                                         |
@@ -100,6 +100,7 @@ dropdown/sizes
 | disabled             | whether to disable                                                                                                    | ^[boolean]                                                                                                   | false                                                                      |
 | placement            | placement of pop menu                                                                                                 | ^[enum]`'top' \| 'top-start' \| 'top-end' \| 'bottom' \| 'bottom-start' \| 'bottom-end'`                     | bottom                                                                     |
 | trigger              | how to trigger                                                                                                        | ^[enum]`'hover' \| 'click' \| 'contextmenu'`                                                                 | hover                                                                      |
+| triggerKeys ^(2.9.1) | specify whick keys on the keyboard can trigger when pressed                                                           | ^[array]`string[]`                                                               | `['Enter', 'Space', 'ArrowDown', 'NumpadEnter']`
 | hide-on-click        | whether to hide menu after clicking menu-item                                                                         | ^[boolean]                                                                                                   | true                                                                       |
 | show-timeout         | delay time before show a dropdown (only works when trigger is `hover`)                                                | ^[number]                                                                                                    | 150                                                                        |
 | hide-timeout         | delay time before hide a dropdown (only works when trigger is `hover`)                                                | ^[number]                                                                                                    | 150                                                                        |
diff --git a/packages/components/dropdown/src/dropdown.ts b/packages/components/dropdown/src/dropdown.ts
index 8621416856..d73a1b51a5 100644
--- a/packages/components/dropdown/src/dropdown.ts
+++ b/packages/components/dropdown/src/dropdown.ts
@@ -30,6 +30,15 @@ export const dropdownProps = buildProps({
    * @description how to trigger
    */
   trigger: useTooltipTriggerProps.trigger,
+  triggerKeys: {
+    type: definePropType<string[]>(Array),
+    default: () => [
+      EVENT_CODE.enter,
+      EVENT_CODE.numpadEnter,
+      EVENT_CODE.space,
+      EVENT_CODE.down,
+    ],
+  },
   effect: {
     ...useTooltipContentProps.effect,
     default: 'light',
diff --git a/packages/components/dropdown/src/dropdown.vue b/packages/components/dropdown/src/dropdown.vue
index 2a2cb0a96a..f81f29a0de 100644
--- a/packages/components/dropdown/src/dropdown.vue
+++ b/packages/components/dropdown/src/dropdown.vue
@@ -112,7 +112,6 @@ import { ElOnlyChild } from '@element-plus/components/slot'
 import { useFormSize } from '@element-plus/components/form'
 import { addUnit, ensureArray } from '@element-plus/utils'
 import { ArrowDown } from '@element-plus/icons-vue'
-import { EVENT_CODE } from '@element-plus/constants'
 import { useId, useLocale, useNamespace } from '@element-plus/hooks'
 import { ElCollection as ElDropdownCollection, dropdownProps } from './dropdown'
 import { DROPDOWN_INJECTION_KEY } from './tokens'
@@ -148,12 +147,6 @@ export default defineComponent({
     const scrollbar = ref(null)
     const currentTabId = ref<string | null>(null)
     const isUsingKeyboard = ref(false)
-    const triggerKeys = [
-      EVENT_CODE.enter,
-      EVENT_CODE.numpadEnter,
-      EVENT_CODE.space,
-      EVENT_CODE.down,
-    ]
 
     const wrapStyle = computed<CSSProperties>(() => ({
       maxHeight: addUnit(props.maxHeight),
@@ -300,7 +293,6 @@ export default defineComponent({
       dropdownTriggerKls,
       dropdownSize,
       triggerId,
-      triggerKeys,
       currentTabId,
       handleCurrentTabIdChange,
       handlerMainButtonClick,