diff --git a/typescript/shims-tsx.ts b/typescript/shims-tsx.ts
index 7763bf313d..dc9d4da652 100644
--- a/typescript/shims-tsx.ts
+++ b/typescript/shims-tsx.ts
@@ -29,6 +29,11 @@ interface ElementClassProps<T> extends UIProps {
         [key: string]: any
     }
     tagName: string;
+    element: any;
+
+    beforeRender(callback: () => void): void;
+    beforeInit(callback: () => void): void;
+    render(): void;
 }
 
 declare namespace JSX {