diff --git a/commands/misc/tdoss.js b/commands/misc/tdoss.js
index 09b5447..8385638 100644
--- a/commands/misc/tdoss.js
+++ b/commands/misc/tdoss.js
@@ -46,12 +46,12 @@ module.exports = {
         // TODO: Download with correct extension. 
         message.channel.sendTyping();
         let downloadResult = await this.downloadImage(url, path.resolve(directory, "input.png"));
-        if(downloadResult.value != 0){
-            if(downloadResult.value === 3){
+        if(downloadResult.value != this.ERROR_CODES.SUCCESS){
+            if(downloadResult.value === this.ERROR_CODES.FETCH_ERROR){
                 message.channel.send(`Failed to download the provided image, got error '${downloadResult.errorMessage}'`);
-            }else if (downloadResult.value === 1){
+            }else if (downloadResult.value === this.ERROR_CODES.HTTP_ERROR){
                 message.channel.send(`Failed to download the provided image, got response status '${downloadResult.errorMessage}'`);
-            }else if(downloadResult.value === 2){
+            }else if(downloadResult.value === this.ERROR_CODES.NOT_IMAGE){
                 message.channel.send(`The provided url was not an image.`)
             }
             fs.rmSync(`${directory}`, {recursive: true})
@@ -90,7 +90,7 @@ module.exports = {
     },
     // https://stackoverflow.com/a/77210219
     async downloadImage(url, path) { 
-        let res = new Response()
+        let res;
         try {
             res = await fetch(url);
         } catch (error) {
@@ -102,6 +102,12 @@ module.exports = {
         const stream = Readable.fromWeb(res.body)
         await writeFile(path, stream);
         return {value: 0, errorMessage: ""};
+    },
+    ERROR_CODES: {
+        SUCCESS: 0,
+        HTTP_ERROR: 1,
+        NOT_IMAGE: 2,
+        FETCH_ERROR: 3
     }
 
 }