diff --git a/src/paperless_mail/parsers.py b/src/paperless_mail/parsers.py
index bf67314cb..8f8dd2d37 100644
--- a/src/paperless_mail/parsers.py
+++ b/src/paperless_mail/parsers.py
@@ -251,7 +251,7 @@ class MailDocumentParser(DocumentParser):
         with open(css_file, "rb") as css_handle:
 
             files = {
-                "html": ("email_msg_template.html", self.mail_to_html(mail)),
+                "html": ("index.html", self.mail_to_html(mail)),
                 "css": ("output.css", css_handle),
             }
             headers = {}
@@ -296,7 +296,7 @@ class MailDocumentParser(DocumentParser):
             files.append((name_clean, BytesIO(a.payload)))
             html_clean = html_clean.replace(name_cid, name_clean)
 
-        files.append(("email_msg_template.html", StringIO(html_clean)))
+        files.append(("index.html", StringIO(html_clean)))
 
         return files
 
diff --git a/src/paperless_mail/tests/test_parsers.py b/src/paperless_mail/tests/test_parsers.py
index 6de97b30e..0d533b4f1 100644
--- a/src/paperless_mail/tests/test_parsers.py
+++ b/src/paperless_mail/tests/test_parsers.py
@@ -437,7 +437,7 @@ class TestParser(TestCase):
                 result = self.parser.transform_inline_html(html, attachments)
 
         resulting_html = result[-1][1].read()
-        self.assertTrue(result[-1][0] == "email_msg_template.html")
+        self.assertTrue(result[-1][0] == "index.html")
         self.assertTrue(result[0][0] in resulting_html)
         self.assertFalse("<script" in resulting_html.lower())
 
@@ -485,7 +485,7 @@ class TestParser(TestCase):
         mock_post.call_args.kwargs["files"]["cidpart1pNdUSz0sD3NqVtPgexamplede"][
             1
         ].read()
-        mock_post.call_args.kwargs["files"]["email_msg_template.html"][1].read()
+        mock_post.call_args.kwargs["files"]["index.html"][1].read()
 
         mock_response.raise_for_status.assert_called_once()