From d6472f08765918b62fe2b373e7998101f5244678 Mon Sep 17 00:00:00 2001
From: b4sh2 <58754382+b4sh2@users.noreply.github.com>
Date: Fri, 20 Feb 2026 17:59:44 +0100
Subject: [PATCH] Merge commit from fork

Co-authored-by: b4sh2 <b4sh2@users.noreply.github.com>
---
 apps/server/src/core/attachment/attachment.utils.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/apps/server/src/core/attachment/attachment.utils.ts b/apps/server/src/core/attachment/attachment.utils.ts
index 8f24e765..0bddee1a 100644
--- a/apps/server/src/core/attachment/attachment.utils.ts
+++ b/apps/server/src/core/attachment/attachment.utils.ts
@@ -2,6 +2,7 @@ import { MultipartFile } from '@fastify/multipart';
 import * as path from 'path';
 import { AttachmentType } from './attachment.constants';
 import { sanitizeFileName } from '../../common/helpers';
+import { getMimeType } from '../../common/helpers/file.helper';
 
 export interface PreparedFile {
   buffer?: Buffer;
@@ -40,7 +41,7 @@ export async function prepareFile(
       fileName,
       fileSize,
       fileExtension,
-      mimeType: file.mimetype,
+      mimeType: getMimeType(file.originalname),
       multiPartFile: file,
     };
   } catch (error) {