diff --git a/index.d.ts b/index.d.ts
index a9e6f89..b0e4a11 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -9,7 +9,7 @@ declare module 'react-frame-component' {
     contentDidMount?: (() => void) | undefined;
     contentDidUpdate?: (() => void) | undefined;
     children: React.ReactNode;
-    ref?: React.Ref<FrameComponent>;
+    ref?: React.Ref<HTMLIFrameElement>;
   }
 
   export default class FrameComponent extends React.Component<