diff --git a/src/loaders/ImageBitmapLoader.d.ts b/src/loaders/ImageBitmapLoader.d.ts
index a8a2937047ccac2b56be96b3daee228269d07398..70a7f5183ba60c4f7ac2c89a111278c6f85fd226 100644
--- a/src/loaders/ImageBitmapLoader.d.ts
+++ b/src/loaders/ImageBitmapLoader.d.ts
@@ -10,7 +10,7 @@ export class ImageBitmapLoader extends Loader {
 	setOptions( options: object ): ImageBitmapLoader;
 	load(
 		url: string,
-		onLoad?: ( response: string | ArrayBuffer ) => void,
+		onLoad?: ( response: ImageBitmap ) => void,
 		onProgress?: ( request: ProgressEvent ) => void,
 		onError?: ( event: ErrorEvent ) => void
 	): any;