diff --git a/src/file-box-helper/normalize-filebox.ts b/src/file-box-helper/normalize-filebox.ts
index ff4dc863..55659bf3 100644
--- a/src/file-box-helper/normalize-filebox.ts
+++ b/src/file-box-helper/normalize-filebox.ts
@@ -27,9 +27,9 @@ const greenFileBoxTypes = [
  *  if it's bigger than the threshold,
  *  then it should be convert to a UUID file box before send out
  */
-const yellowFileBoxTypes = [
-  FileBoxType.Buffer,
-  FileBoxType.Base64,
+const yellowFileBoxTypes: FileBoxType [] = [
+  // FileBoxType.Buffer,
+  // FileBoxType.Base64,
 ]
 
 const canPassthrough = (fileBox: FileBoxInterface) => {