diff --git a/packages/super-editor/src/core/DocxZipper.js b/packages/super-editor/src/core/DocxZipper.js
index 3023ede6ac..6340464537 100644
--- a/packages/super-editor/src/core/DocxZipper.js
+++ b/packages/super-editor/src/core/DocxZipper.js
@@ -2,6 +2,7 @@ import * as xmljs from 'xml-js';
 import JSZip from 'jszip';
 import { getContentTypesFromXml, base64ToUint8Array } from './super-converter/helpers.js';
 import { ensureXmlString, isXmlLike } from './encoding-helpers.js';
+import { DOCX } from '@superdoc/common';
 
 /**
  * Class to handle unzipping and zipping of docx files
@@ -276,6 +277,7 @@ class DocxZipper {
     const exportType = isHeadless ? 'nodebuffer' : 'blob';
     return await zip.generateAsync({
       type: exportType,
+      mimeType: DOCX,
       compression,
       compressionOptions: compression === 'DEFLATE' ? { level: 6 } : undefined,
     });
diff --git a/packages/super-editor/src/core/presentation-editor/dom/DecorationBridge.ts b/packages/super-editor/src/core/presentation-editor/dom/DecorationBridge.ts
index 6fdad41d76..43264ac8a9 100644
--- a/packages/super-editor/src/core/presentation-editor/dom/DecorationBridge.ts
+++ b/packages/super-editor/src/core/presentation-editor/dom/DecorationBridge.ts
@@ -1,5 +1,5 @@
 import { DecorationSet } from 'prosemirror-view';
-import type { EditorState, Plugin, PluginKey  } from 'prosemirror-state';
+import type { EditorState, Plugin, PluginKey } from 'prosemirror-state';
 
 import { TrackChangesBasePluginKey } from '@extensions/track-changes/plugins/index.js';
 import { CommentsPluginKey } from '@extensions/comment/comments-plugin.js';