diff --git a/packages/uni-mp-compiler/__tests__/component.spec.ts b/packages/uni-mp-compiler/__tests__/component.spec.ts
index 659e16e5299eb74b56aa38a0ce80bbaaa85cfcba..c8deb08567a2ffdd2fd545e74e75faa4061484a5 100644
--- a/packages/uni-mp-compiler/__tests__/component.spec.ts
+++ b/packages/uni-mp-compiler/__tests__/component.spec.ts
@@ -99,10 +99,10 @@ describe('compiler: transform component', () => {
   })
   test(`component with props`, () => {
     assert(
-      `<uni-collapse ref="a" :ref="b" slot="c" :slot="d" class="e" :class="f" style="g" :style="h" @click="i" v-model:first="j" v-model:last="k" prop-a="l" :prop-b="m" data-a="n" :data-b="o" />`,
-      `<uni-collapse ref="a" ref="{{a}}" slot="c" slot="{{b}}" class="{{['e', c]}}" style="{{'g' + ';' + d}}" bindclick="{{e}}" data-a="n" data-b="{{f}}" u-i="2a9ec0b0-0" bindupdateFirst="{{g}}" bindupdateLast="{{h}}" u-p="{{i}}"/>`,
+      `<uni-collapse ref="a" :ref="b" slot="c" :slot="d" class="e" :class="f" style="g" :style="h" @click="i" v-model:first="j" v-model:last="k" prop-a="l" :prop-b="m" data-a="n" :data-b="o" key="p" :key="r" is="s" :is="t"/>`,
+      `<uni-collapse ref="a" ref="{{a}}" slot="c" slot="{{b}}" class="{{['e', c]}}" style="{{'g' + ';' + d}}" bindclick="{{e}}" data-a="n" data-b="{{f}}" key="p" key="{{g}}" is="s" is="{{h}}" u-i="2a9ec0b0-0" bindupdateFirst="{{i}}" bindupdateLast="{{j}}" u-p="{{k}}"/>`,
       `(_ctx, _cache) => {
-  return { a: _ctx.b, b: _ctx.d, c: _n(_ctx.f), d: _s(_ctx.h), e: _o(_ctx.i), f: _ctx.o, g: _o($event => _ctx.j = $event), h: _o($event => _ctx.k = $event), i: _p({ ['prop-a']: 'l', ['prop-b']: _ctx.m, first: _ctx.j, last: _ctx.k }) }
+  return { a: _ctx.b, b: _ctx.d, c: _n(_ctx.f), d: _s(_ctx.h), e: _o(_ctx.i), f: _ctx.o, g: _ctx.r, h: _ctx.t, i: _o($event => _ctx.j = $event), j: _o($event => _ctx.k = $event), k: _p({ ['prop-a']: 'l', ['prop-b']: _ctx.m, first: _ctx.j, last: _ctx.k }) }
 }`
     )
   })
diff --git a/packages/uni-mp-compiler/__tests__/vFor.spec.ts b/packages/uni-mp-compiler/__tests__/vFor.spec.ts
index 02fa19437fd36eb3db848dd6ca0b3b6fb1375245..0d21865c12fdb135bf1ec4d937e001b91e4ab94f 100644
--- a/packages/uni-mp-compiler/__tests__/vFor.spec.ts
+++ b/packages/uni-mp-compiler/__tests__/vFor.spec.ts
@@ -186,18 +186,18 @@ describe(`compiler: v-for`, () => {
     test(`keyed v-for`, () => {
       assert(
         `<view v-for="(item) in items" :key="item" />`,
-        `<view wx:for="{{a}}" wx:for-item="item" wx:key="*this"/>`,
+        `<view wx:for="{{a}}" wx:for-item="item" wx:key="a"/>`,
         `(_ctx, _cache) => {
-  return { a: _f(_ctx.items, (item, k0, i0) => { return {}; }) }
+  return { a: _f(_ctx.items, (item, k0, i0) => { return { a: item }; }) }
 }`
       )
     })
     test(`keyed template v-for`, () => {
       assert(
         `<template v-for="item in items" :key="item">hello<view/></template>`,
-        `<block wx:for="{{a}}" wx:for-item="item" wx:key="*this">hello<view/></block>`,
+        `<block wx:for="{{a}}" wx:for-item="item" wx:key="a">hello<view/></block>`,
         `(_ctx, _cache) => {
-  return { a: _f(_ctx.items, (item, k0, i0) => { return {}; }) }
+  return { a: _f(_ctx.items, (item, k0, i0) => { return { a: item }; }) }
 }`
       )
     })
diff --git a/packages/uni-mp-compiler/src/transforms/transformComponent.ts b/packages/uni-mp-compiler/src/transforms/transformComponent.ts
index 02164e33fbd96297c10673b10327829d08338480..97eeb1372f428afdc0280a6db2d4ee804688089e 100644
--- a/packages/uni-mp-compiler/src/transforms/transformComponent.ts
+++ b/packages/uni-mp-compiler/src/transforms/transformComponent.ts
@@ -103,6 +103,8 @@ function isComponentProp(name: string) {
       'onVI',
       'ref',
       'slot',
+      'key',
+      'is',
     ].includes(name)
   ) {
     return false
diff --git a/packages/uni-mp-compiler/src/transforms/transformIdentifier.ts b/packages/uni-mp-compiler/src/transforms/transformIdentifier.ts
index 2b0214e1f456348e6764a34f7915075d20a96f6d..7986f3143006442cf51a543594ba7f0e873130be 100644
--- a/packages/uni-mp-compiler/src/transforms/transformIdentifier.ts
+++ b/packages/uni-mp-compiler/src/transforms/transformIdentifier.ts
@@ -6,9 +6,7 @@ import {
 } from '@vue/compiler-core'
 
 import { NodeTransform } from '../transform'
-import { isForElementNode } from './vFor'
 import { ATTR_VUE_SLOTS, rewriteExpression } from './utils'
-import { isSelfKey, rewriteSelfKey } from './transformKey'
 import {
   findStaticClassIndex,
   isClassBinding,
@@ -44,8 +42,6 @@ export const transformIdentifier: NodeTransform = (node, context) => {
     } else if (isSlotOutlet(node)) {
       rewriteSlot(node, context)
     } else if (node.type === NodeTypes.ELEMENT) {
-      const vFor = isForElementNode(node) && node.vFor
-
       let hasClassBinding = false
       let hasStyleBinding = false
 
@@ -78,8 +74,6 @@ export const transformIdentifier: NodeTransform = (node, context) => {
           if (exp) {
             if (isBuiltIn(dir)) {
               // noop
-            } else if (isSelfKey(dir, vFor)) {
-              rewriteSelfKey(dir)
             } else if (isClassBinding(dir)) {
               hasClassBinding = true
               rewriteClass(i, dir, props, context)