diff --git a/packages/discord.js/src/util/DataResolver.js b/packages/discord.js/src/util/DataResolver.js
index a8d188a0f959..302a40edf5cc 100644
--- a/packages/discord.js/src/util/DataResolver.js
+++ b/packages/discord.js/src/util/DataResolver.js
@@ -116,7 +116,7 @@ class DataResolver extends null {
 
     if (typeof resource[Symbol.asyncIterator] === 'function') {
       const buffers = [];
-      for await (const data of resource) buffers.push(data);
+      for await (const data of resource) buffers.push(Buffer.from(data));
       return { data: Buffer.concat(buffers) };
     }