diff --git a/typescript/base/single/icon/icon.ts b/typescript/base/single/icon/icon.ts
index 14877d87a..77f8ccc99 100644
--- a/typescript/base/single/icon/icon.ts
+++ b/typescript/base/single/icon/icon.ts
@@ -2,6 +2,4 @@ import { Single } from "../single";
 
 export declare class Icon extends Single {
     static xtype: string;
-
-    _defaultConfig(..._args: any[]): { [key: string]: any } | {};
 }