diff --git a/src/class/RichEmbed.ts b/src/class/RichEmbed.ts
index 9ebc0e4..49d798d 100644
--- a/src/class/RichEmbed.ts
+++ b/src/class/RichEmbed.ts
@@ -149,7 +149,6 @@ export default class RichEmbed {
    */
   setThumbnail(url: string) {
     if (typeof url !== 'string') throw new TypeError('RichEmbed Thumbnail URLs must be a string.');
-    if (!url.startsWith('http://') || !url.startsWith('https://')) url = `https://${url}`;
     this.thumbnail = { url };
     return this;
   }