diff --git a/index.js b/index.js
index 96cd1ce..c88ab4b 100644
--- a/index.js
+++ b/index.js
@@ -122,8 +122,8 @@ ws.addListener("ping", async (id, uuid, args) => {
       const arrayBuffer = await blob.arrayBuffer();
 
       const imageJson = await imageToJson(new Uint8Array(arrayBuffer), {
-        width: 20,
-        height: 20,
+        width,
+        height,
         keepRatio: false,
       });
       const packedImage = pack_image(imageJson.json);