diff --git a/typescript/base/single/button/button.basic.ts b/typescript/base/single/button/button.basic.ts
index 24f26a197..6bfe6b986 100644
--- a/typescript/base/single/button/button.basic.ts
+++ b/typescript/base/single/button/button.basic.ts
@@ -41,6 +41,8 @@ export interface _BasicButtonStatic {
 }
 
 export declare class BasicButton extends Single {
+    static EVENT_CHANGE: string;
+
     _createShadow(): void;
 
     bindEvent(): void;
diff --git a/typescript/base/single/button/buttons/button.icon.ts b/typescript/base/single/button/buttons/button.icon.ts
index c4e6c5da7..035657bdb 100644
--- a/typescript/base/single/button/buttons/button.icon.ts
+++ b/typescript/base/single/button/buttons/button.icon.ts
@@ -2,4 +2,5 @@ import { BasicButton } from "../button.basic";
 
 export declare class IconButton extends BasicButton {
     static xtype: string;
+    static EVENT_CHANGE: string;
 }
diff --git a/typescript/base/single/button/listitem/icontexticonitem.ts b/typescript/base/single/button/listitem/icontexticonitem.ts
index be5c6c18c..90430446e 100644
--- a/typescript/base/single/button/listitem/icontexticonitem.ts
+++ b/typescript/base/single/button/listitem/icontexticonitem.ts
@@ -2,4 +2,5 @@ import { BasicButton } from "../button.basic";
 
 export declare class IconTextIconItem extends BasicButton {
     static xtype: string;
+    static EVENT_CHANGE: string;
 }