diff --git a/packages/radio-button/RadioButton.vue b/packages/radio-button/RadioButton.vue
index 69cde713a..80d9ed640 100644
--- a/packages/radio-button/RadioButton.vue
+++ b/packages/radio-button/RadioButton.vue
@@ -90,7 +90,7 @@ export default {
 }
 
 function useInject() {
-  const elForm = inject('elFrom', {})
+  const elForm = inject('elForm', {})
   const elFormItem = inject('elFormItem', {})
   return {
     elForm,
@@ -139,11 +139,10 @@ function useModel({ radioGroup }) {
 
 function useStyle({ radioGroup, disabled, value, label, elForm, elFormItem }) {
   const { ctx } = getCurrentInstance()
-  const elFormDisable = (elForm.props || {}).disabled
-  const elFormItemSize = (elFormItem.ctx || {}).elFormItemSize
+  const elFormDisable = elForm.disabled
 
   const size = computed(() => {
-    const temRadioSize = elFormItemSize || (ctx.$ELEMENT || {}).size
+    const temRadioSize = elFormItem.elFormItemSize || (ctx.$ELEMENT || {}).size
     return radioGroup.ctx.radioGroupSize || temRadioSize
   })
   const isDisabled = computed(() => {
diff --git a/packages/radio-group/RadioGroup.vue b/packages/radio-group/RadioGroup.vue
index d52a10408..568adb03b 100644
--- a/packages/radio-group/RadioGroup.vue
+++ b/packages/radio-group/RadioGroup.vue
@@ -43,8 +43,7 @@ export default {
   setup(props) {
     const { modelValue = {}, size = {} } = toRefs(props)
     const { dispatch } = useEmitter()
-
-    const elFormItem = inject('elFormItem', { ctx: {} })
+    const { elFormItem } = useInject()
 
     watch(modelValue, (v) => {
       dispatch('el.form.change', v)
@@ -62,6 +61,13 @@ export default {
   }
 }
 
+function useInject() {
+  const elFormItem = inject('elFormItem', {})
+  return {
+    elFormItem
+  }
+}
+
 function useKeyDown() {
   const { ctx } = getCurrentInstance()
   onMounted(() => {
@@ -117,9 +123,7 @@ function useStyle({ elFormItem, size }) {
   const { ctx, vnode } = getCurrentInstance()
 
   const radioGroupSize = computed(() => {
-    return (
-      size.value || elFormItem.ctx.elFormItemSize || (ctx.$ELEMENT || {}).size
-    )
+    return size.value || elFormItem.elFormItemSize || (ctx.$ELEMENT || {}).size
   })
 
   const elTag = computed(() => {
diff --git a/packages/radio/Radio.vue b/packages/radio/Radio.vue
index 57c62c7bf..f615c883c 100644
--- a/packages/radio/Radio.vue
+++ b/packages/radio/Radio.vue
@@ -110,7 +110,7 @@ export default {
 }
 
 function useInject() {
-  const elForm = inject('elFrom', {})
+  const elForm = inject('elForm', {})
   const elFormItem = inject('elFormItem', {})
   return {
     elForm,
@@ -173,11 +173,10 @@ function useStyle({
   elFormItem
 }) {
   const { ctx } = getCurrentInstance()
-  const elFormDisable = (elForm.props || {}).disabled
-  const elFormItemSize = (elFormItem.ctx || {}).elFormItemSize
+  const elFormDisable = elForm.disabled
   const radioSize = computed(() => {
     const temRadioSize =
-      unref(size) || elFormItemSize || (ctx.$ELEMENT || {}).size
+      unref(size) || elFormItem.elFormItemSize || (ctx.$ELEMENT || {}).size
     return isGroup
       ? radioGroup.ctx.radioGroupSize || temRadioSize
       : temRadioSize