diff --git a/src/components/table/table.vue b/src/components/table/table.vue
index e9145899..99d172d5 100644
--- a/src/components/table/table.vue
+++ b/src/components/table/table.vue
@@ -140,6 +140,8 @@
     import tableHead from './table-head.vue';
     import tableBody from './table-body.vue';
     import tableSummary from './summary.vue';
+    import Dropdown from '../dropdown/dropdown.vue';
+    import DropdownMenu from '../dropdown/dropdown-menu.vue';
     import Spin from '../spin/spin.vue';
     import { oneOf, getStyle, deepCopy, getScrollBarSize } from '../../utils/assist';
     import { on, off } from '../../utils/dom';
@@ -157,7 +159,7 @@
     export default {
         name: 'Table',
         mixins: [ Locale ],
-        components: { tableHead, tableBody, tableSummary, Spin },
+        components: { tableHead, tableBody, tableSummary, Spin, Dropdown, DropdownMenu },
         provide () {
             return {
                 tableRoot: this
diff --git a/src/components/tabs/tabs.vue b/src/components/tabs/tabs.vue
index a6c4d771..fcd12c5d 100644
--- a/src/components/tabs/tabs.vue
+++ b/src/components/tabs/tabs.vue
@@ -50,6 +50,8 @@
 <script>
     import Icon from '../icon/icon.vue';
     import Render from '../base/render';
+    import Dropdown from '../dropdown/dropdown.vue';
+    import DropdownMenu from '../dropdown/dropdown-menu.vue';
     import { oneOf, MutationObserver, findComponentsDownward } from '../../utils/assist';
     import Emitter from '../../mixins/emitter';
     import elementResizeDetectorMaker from 'element-resize-detector';
@@ -81,7 +83,7 @@
     export default {
         name: 'Tabs',
         mixins: [ Emitter ],
-        components: { Icon, Render },
+        components: { Icon, Render, Dropdown, DropdownMenu },
         provide () {
             return { TabsInstance: this };
         },
diff --git a/src/components/tree/tree.vue b/src/components/tree/tree.vue
index 1240f093..5eb4760e 100644
--- a/src/components/tree/tree.vue
+++ b/src/components/tree/tree.vue
@@ -21,6 +21,8 @@
 </template>
 <script>
     import TreeNode from './node.vue';
+    import Dropdown from '../dropdown/dropdown.vue';
+    import DropdownMenu from '../dropdown/dropdown-menu.vue';
     import Emitter from '../../mixins/emitter';
     import Locale from '../../mixins/locale';
 
@@ -29,7 +31,7 @@
     export default {
         name: 'Tree',
         mixins: [ Emitter, Locale ],
-        components: { TreeNode },
+        components: { TreeNode, Dropdown, DropdownMenu },
         provide () {
             return { TreeInstance: this };
         },