diff --git a/package.json b/package.json
index bcfcd5b..f7dd8da 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@wsfe/vue-tree",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "types": "./types",
   "description": "A vue tree component using virtual list.",
   "main": "./dist/vue-tree.umd.js",
diff --git a/src/components/TreeSearch.vue b/src/components/TreeSearch.vue
index ad525e6..12171c6 100644
--- a/src/components/TreeSearch.vue
+++ b/src/components/TreeSearch.vue
@@ -224,11 +224,11 @@ function search(keyword1?: string): Promise<void> {
 //#region Event handlers
 /** 处理全选点击 */
 function handleCheckAll(): void {
-  const keyField = treeRef.value?.keyField
+  const keyField = props.keyField
   if (props.searchDisabled || checkAllStatus.disabled || !treeRef.value || !keyField) return
 
   const currentVisibleKeys = treeRef.value.getCurrentVisibleNodes().map((node: TreeNode) => node[keyField])
-  if (checkAllStatus.checked || checkAllStatus.indeterminate) {
+  if (checkAllStatus.checked) {
     // 反选
     treeRef.value.setCheckedKeys(currentVisibleKeys, false)
   } else {