diff --git a/src/helpers/ImageHelper.ts b/src/helpers/ImageHelper.ts
index 3b64dd5..be3d083 100644
--- a/src/helpers/ImageHelper.ts
+++ b/src/helpers/ImageHelper.ts
@@ -46,7 +46,7 @@ export default class ImageHelper {
                 }
             }
 
-            const image = await loadImage(await imageData.getBufferAsync("image/jpeg"));
+            const image = await loadImage(await imageData.getBufferAsync("image/png"));
 
             const x = i % gridWidth;
             const y = Math.floor(i / gridWidth);