diff --git a/src/lib/utils/index.ts b/src/lib/utils/index.ts
index fec33faa..59abc8b9 100644
--- a/src/lib/utils/index.ts
+++ b/src/lib/utils/index.ts
@@ -104,7 +104,7 @@ export const uniqueId = (len: number = 10): string => {
 export const getMimetype = async(file: Uint8Array | Buffer, name?: string): Promise<string> => {
   let type = await fromBuffer(file);
 
-  const excludedMimetypes = ['text/plain', 'application/octet-stream', 'application/x-ms', 'application/x-msi', 'application/zip'];
+  const excludedMimetypes = ['text/plain', 'application/x-ms', 'application/x-msi', 'application/zip'];
 
   if (type && excludedMimetypes.indexOf(type.mime) === -1) {
     return type.mime;