diff --git a/types/action-sheet.d.ts b/types/action-sheet.d.ts
index fb86fe28..e1297336 100644
--- a/types/action-sheet.d.ts
+++ b/types/action-sheet.d.ts
@@ -1,4 +1,5 @@
 import Vue from 'vue'
+import { MandComponent } from './component'
 
 export type ActionSheetItem = {
   value: string,
@@ -18,8 +19,7 @@ export type ActionSheetCreateOptions = {
   onSelected?: (item: ActionSheetItem) => void,
 }
 
-export interface ActionSheet {
-  (options?: ActionSheetCreateOptions): void
+export interface IActionSheet {
   create(options: ActionSheetCreateOptions): Vue
   closeAll(): void
   destroyAll(): void
@@ -27,8 +27,12 @@ export interface ActionSheet {
 
 declare module 'vue/types/vue' {
   interface Vue {
-    $sheet: ActionSheet
+    $sheet: IActionSheet
   }
 }
 
-export const ActionSheet: ActionSheet
+export class ActionSheet extends MandComponent {
+  static create(options: ActionSheetCreateOptions): Vue
+  static closeAll(): void
+  static destroyAll(): void
+}
diff --git a/types/dialog.d.ts b/types/dialog.d.ts
index c8015e6d..284cadf6 100644
--- a/types/dialog.d.ts
+++ b/types/dialog.d.ts
@@ -1,4 +1,5 @@
 import Vue from 'vue'
+import { MandComponent } from './component'
 
 export type DialogOptions = {
   title?: string
@@ -23,8 +24,7 @@ export type DialogSucceedOptions = {
 
 export type DialogFailedOptions = DialogSucceedOptions
 
-export interface Dialog {
-  (options?: any): void
+export interface IDialog {
   confirm(options: DialogConfirmOptions): Vue
   alert(options: DialogAlertOptions): Vue
   succeed(options: DialogSucceedOptions): Vue
@@ -34,8 +34,14 @@ export interface Dialog {
 
 declare module 'vue/types/vue' {
   interface Vue {
-    $dialog: Dialog
+    $dialog: IDialog
   }
 }
 
-export const Dialog: Dialog
+export class Dialog extends MandComponent {
+  static confirm(options: DialogConfirmOptions): Vue
+  static alert(options: DialogAlertOptions): Vue
+  static succeed(options: DialogSucceedOptions): Vue
+  static failed(options: DialogFailedOptions): Vue
+  static closeAll(): void
+}