diff --git a/tests/test_activitypub.py b/tests/test_activitypub.py
index 33a145f..0bf94c1 100644
--- a/tests/test_activitypub.py
+++ b/tests/test_activitypub.py
@@ -2158,8 +2158,10 @@ class ActivityPubUtilsTest(TestCase):
     def test_convert_actor_as2(self):
         self.assert_equals(ACTOR, ActivityPub.convert(Object(as2=ACTOR)))
 
-    @patch('requests.get', return_value=requests_response(test_web.ACTOR_HTML))
-    def test_convert_actor_as1_from_user(self, _):
+    @patch('requests.get')
+    def test_convert_actor_as1_from_user(self, mock_get):
+        mock_get.return_value = requests_response(test_web.ACTOR_HTML)
+
         obj = Object(our_as1={
             'objectType': 'person',
             'id': 'https://user.com/',
diff --git a/tests/test_web.py b/tests/test_web.py
index 9ad15b5..b7cfb82 100644
--- a/tests/test_web.py
+++ b/tests/test_web.py
@@ -2664,6 +2664,12 @@ class WebUtilTest(TestCase):
         }, obj.mf2)
         self.assert_equals(ACTOR_AS1_UNWRAPPED_URLS, obj.as1)
 
+    def test_load_user_domain(self, mock_get, __):
+        loaded = Web.load('user.com')
+        self.assert_entities_equal(loaded, self.user.obj)
+        self.assertFalse(loaded.changed)
+        self.assertFalse(loaded.new)
+
     def test_fetch_user_homepage_metaformats(self, mock_get, __):
         mock_get.return_value = requests_response(
             ACTOR_HTML_METAFORMATS, url='https://user.com/')
diff --git a/web.py b/web.py
index 2022f1a..2276cd4 100644
--- a/web.py
+++ b/web.py
@@ -401,6 +401,14 @@ class Web(User, Protocol):
         webmention.send(endpoint, source_url, url)
         return True
 
+    @classmethod
+    def load(cls, id, **kwargs):
+        """Wrap :meth:`Protocol.load` to convert domains to homepage URLs."""
+        if re.match(DOMAIN_RE, id):
+            id = f'https://{id}/'
+
+        return super().load(id, **kwargs)
+
     @classmethod
     def fetch(cls, obj, gateway=False, check_backlink=False, **kwargs):
         """Fetches a URL over HTTP and extracts its microformats2.