diff --git a/tests/end2end/test_mhtml_e2e.py b/tests/end2end/test_mhtml_e2e.py
index 953824b8c..27fdd2abf 100644
--- a/tests/end2end/test_mhtml_e2e.py
+++ b/tests/end2end/test_mhtml_e2e.py
@@ -61,8 +61,8 @@ def normalize_line(line):
     return line
 
 
-def normalize_whole(s):
-    if qtutils.version_check('5.12', compiled=False):
+def normalize_whole(s, webengine):
+    if qtutils.version_check('5.12', compiled=False) and webengine:
         s = s.replace('\n\n-----=_qute-UUID', '\n-----=_qute-UUID')
     return s
 
@@ -71,8 +71,9 @@ class DownloadDir:
 
     """Abstraction over a download directory."""
 
-    def __init__(self, tmpdir):
+    def __init__(self, tmpdir, config):
         self._tmpdir = tmpdir
+        self._config = config
         self.location = str(tmpdir)
 
     def read_file(self):
@@ -92,14 +93,15 @@ class DownloadDir:
                                       if normalize_line(line) is not None)
         actual_data = '\n'.join(normalize_line(line)
                                 for line in self.read_file())
-        actual_data = normalize_whole(actual_data)
+        actual_data = normalize_whole(actual_data,
+                                      webengine=self._config.webengine)
 
         assert actual_data == expected_data
 
 
 @pytest.fixture
-def download_dir(tmpdir):
-    return DownloadDir(tmpdir)
+def download_dir(tmpdir, pytestconfig):
+    return DownloadDir(tmpdir, pytestconfig)
 
 
 def _test_mhtml_requests(test_dir, test_path, server):