diff --git a/package.json b/package.json
index b8484cf842..1cb57e4ab4 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,10 @@
     "@storybook/html": "^5.3.19",
     "@swc-node/jest": "^0.1.9",
     "@types/jest": "^26.0.7",
+<<<<<<< HEAD
+=======
+    "@types/lodash": "^4.14.159",
+>>>>>>> chore(popper): replace lodash with lodash-es
     "@typescript-eslint/eslint-plugin": "^3.7.0",
     "@typescript-eslint/parser": "^3.7.0",
     "@vue/compiler-sfc": "^3.0.0-rc.1",
diff --git a/packages/popper/__mocks__/lodash-es.js b/packages/popper/__mocks__/lodash-es.js
deleted file mode 100644
index 91c771b4fc..0000000000
--- a/packages/popper/__mocks__/lodash-es.js
+++ /dev/null
@@ -1,8 +0,0 @@
-
-const _ = jest.genMockFromModule('lodash-es')
-
-const debounce = (fn) => () => fn()
-
-_.debounce = debounce
-
-module.exports = _
diff --git a/packages/popper/__mocks__/lodash.js b/packages/popper/__mocks__/lodash.js
new file mode 100644
index 0000000000..5212a40214
--- /dev/null
+++ b/packages/popper/__mocks__/lodash.js
@@ -0,0 +1,16 @@
+
+const _ = jest.genMockFromModule('lodash')
+
+
+const debounce = jest.fn(fn => {
+  const caller = () => {
+    return fn()
+  }
+  caller.cancel = jest.fn()
+  caller.flush = jest.fn()
+  return caller
+})
+
+_.debounce = debounce
+
+module.exports = _
diff --git a/packages/popper/__tests__/popper.spec.ts b/packages/popper/__tests__/popper.spec.ts
index 9fc623a5a9..6fc2c20d3e 100644
--- a/packages/popper/__tests__/popper.spec.ts
+++ b/packages/popper/__tests__/popper.spec.ts
@@ -6,13 +6,14 @@ import ElPopper from '../src/index.vue'
 
 import type { VueWrapper } from '@vue/test-utils'
 
+type UnKnownProps = Record<string, unknown>
+
+jest.mock('lodash')
+
 const AXIOM = 'Rem is the best girl'
+const Wrapped = (props: UnKnownProps, { slots }) => h('div', h(ElPopper, props, slots))
 
-jest.mock('lodash-es')
-
-const Wrapped = (props, { slots }) => h('div', h(ElPopper, props, slots))
-
-const Transition = (_, { attrs, slots }) => h('div', attrs, slots)
+const Transition = (_: UnKnownProps, { attrs, slots }) => h('div', attrs, slots)
 Transition.displayName = 'Transition'
 // eslint-disable-next-line
 const _mount = (props: Record<string, unknown> = {}, slots = {}): VueWrapper<any> =>
@@ -24,20 +25,23 @@ const _mount = (props: Record<string, unknown> = {}, slots = {}): VueWrapper<any
 const selector = '[role="tooltip"]'
 
 
+const popperMock = jest.spyOn(popperExports, 'createPopper').mockImplementation(() => ({
+  update: jest.fn(),
+  forceUpdate: jest.fn(),
+  setOptions: jest.fn(),
+  destroy: jest.fn(),
+  state: null,
+}))
+
 describe('Popper.vue', () => {
-  let popperMock
+  // eslint-disable-next-line
+  // eslint-disable-next-line
   const oldTransition = Vue.Transition
   beforeAll(() => {
-    popperMock = jest.spyOn(popperExports, 'createPopper').mockImplementation(() => ({
-      update: jest.fn(),
-      forceUpdate: jest.fn(),
-      setOptions: jest.fn(),
-      destroy: jest.fn(),
-      state: null,
-    }))
     // eslint-disable-next-line
     ;(Vue as any).Transition = Transition
   })
+
   afterAll(() => {
     popperMock.mockReset()
     // eslint-disable-next-line
@@ -110,6 +114,7 @@ describe('Popper.vue', () => {
     })
     expect(wrapper.find(selector).attributes('style')).toContain('display: none')
     await wrapper.find(selector).trigger('mouseenter')
+
     expect(wrapper.find(selector).attributes('style')).toContain('display: none')
     await wrapper.setProps({
       value: true,
@@ -134,8 +139,8 @@ describe('Popper.vue', () => {
     await wrapper.setProps({
       disabled: false,
     })
-
     await wrapper.find(selector).trigger('mouseenter')
+
     expect(wrapper.find(selector).attributes('style')).not.toContain('display: none')
   })
 
diff --git a/packages/popper/src/index.vue b/packages/popper/src/index.vue
index 3919ca41ad..5c4f946581 100644
--- a/packages/popper/src/index.vue
+++ b/packages/popper/src/index.vue
@@ -32,11 +32,10 @@ import {
   ref,
   onBeforeUnmount,
   onMounted,
-  onUnmounted,
   watch,
 } from 'vue'
 import { isArray } from '@vue/shared'
-import { debounce } from 'lodash-es'
+import { debounce } from 'lodash'
 import { createPopper } from '@popperjs/core'
 
 import { generateId } from '@element-plus/utils/util'
diff --git a/packages/utils/popup.ts b/packages/utils/popup.ts
deleted file mode 100644
index ca4a4a6982..0000000000
--- a/packages/utils/popup.ts
+++ /dev/null
@@ -1 +0,0 @@
-export const PopupManager = {}
diff --git a/packages/utils/util.ts b/packages/utils/util.ts
index 240e57e78e..7c9bf85333 100644
--- a/packages/utils/util.ts
+++ b/packages/utils/util.ts
@@ -1,9 +1,6 @@
 import isServer from './isServer'
-import isObject from 'lodash/isObject'
-import castArray from 'lodash/castArray'
-import isEmpty from 'lodash/isEmpty'
-import isEqual from 'lodash/isEqual'
-import capitalize from 'lodash/capitalize'
+import { isObject, capitalize } from '@vue/shared'
+import {isEmpty, castArray, isEqual} from 'lodash'
 
 const { hasOwnProperty } = Object.prototype
 
diff --git a/tsconfig.json b/tsconfig.json
index 33fb7975b3..1805f2eb17 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -11,7 +11,9 @@
    "sourceMap": true,
    "lib": [
      "es2020", "dom"
-   ]
+   ],
+   "esModuleInterop": true,
+   "allowSyntheticDefaultImports": true
  },
  "exclude": [
    "node_modules"
diff --git a/yarn.lock b/yarn.lock
index 52fa178eb6..5f56e59ad1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2849,17 +2849,10 @@
     "@types/koa-compose" "*"
     "@types/node" "*"
 
-"@types/lodash-es@^4.17.3":
-  version "4.17.3"
-  resolved "https://registry.yarnpkg.com/@types/lodash-es/-/lodash-es-4.17.3.tgz#87eb0b3673b076b8ee655f1890260a136af09a2d"
-  integrity sha512-iHI0i7ZAL1qepz1Y7f3EKg/zUMDwDfTzitx+AlHhJJvXwenP682ZyGbgPSc5Ej3eEAKVbNWKFuwOadCj5vBbYQ==
-  dependencies:
-    "@types/lodash" "*"
-
-"@types/lodash@*":
-  version "4.14.158"
-  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.158.tgz#b38ea8b6fe799acd076d7a8d7ab71c26ef77f785"
-  integrity sha512-InCEXJNTv/59yO4VSfuvNrZHt7eeNtWQEgnieIA+mIC+MOWM9arOWG2eQ8Vhk6NbOre6/BidiXhkZYeDY9U35w==
+"@types/lodash@^4.14.159":
+  version "4.14.159"
+  resolved "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.159.tgz#61089719dc6fdd9c5cb46efc827f2571d1517065"
+  integrity sha512-gF7A72f7WQN33DpqOWw9geApQPh4M3PxluMtaHxWHXEGSN12/WbcEk/eNSqWNQcQhF66VSZ06vCF94CrHwXJDg==
 
 "@types/lru-cache@^5.1.0":
   version "5.1.0"
@@ -9585,11 +9578,6 @@ locate-path@^5.0.0:
   dependencies:
     p-locate "^4.1.0"
 
-lodash-es@^4.17.15:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash-es/-/lodash-es-4.17.15.tgz#21bd96839354412f23d7a10340e5eac6ee455d78"
-  integrity sha512-rlrc3yU3+JNOpZ9zj5pQtxnx2THmvRykwL4Xlxoa8I9lHBlVbbyPhgyPMioxVZ4NqyxaVVtaJnzsyOidQIhyyQ==
-
 lodash._reinterpolate@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/lodash._reinterpolate/-/lodash._reinterpolate-3.0.0.tgz#0ccf2d89166af03b3663c796538b75ac6e114d9d"