diff --git a/lib/modifiedCanvasAPI.js b/lib/modifiedCanvasAPI.js
index 3dac897..6dd6ed1 100644
--- a/lib/modifiedCanvasAPI.js
+++ b/lib/modifiedCanvasAPI.js
@@ -258,7 +258,6 @@
 		const {prefs, notify, window, original} = check;
 		if (canvasSizeShouldBeFaked(this, prefs)){
 			try {
-				const options = args[0];
 				const canvas = window.document.createElement("canvas");
 				canvas.width = this.width;
 				canvas.height = this.height;
@@ -268,9 +267,13 @@
 				if (fakeCanvas !== canvas){
 					notify("fakedReadout");
 				}
-				return new window.Promise(function(resolve){
-					fakeCanvas.toBlob(resolve, options && options.type, options && options.quality);
-				});
+				
+				const fakeContext = getContext(window, fakeCanvas);
+				const {imageData} = getImageData(window, fakeContext);
+				const fakeOffscreenCanvas = new window.OffscreenCanvas(this.width, this.height);
+				const offscreenContext = fakeOffscreenCanvas.getContext("2d");
+				offscreenContext.putImageData(imageData, 0, 0);
+				return original.call(fakeOffscreenCanvas, ...args);
 			}
 			catch (error){
 				logging.warning("Error while faking:", error);