diff --git a/docs/admin_api/room_reports.md b/docs/admin_api/room_reports.md
index 77d8fdfa7a..83a03d9131 100644
--- a/docs/admin_api/room_reports.md
+++ b/docs/admin_api/room_reports.md
@@ -45,7 +45,7 @@ set to the value of `next_token`. This will return a new page.
 If the endpoint does not return a `next_token` then there are no more reports to
 paginate through.
 
-**URL parameters:**
+**Query parameters:**
 
 * `limit`: integer - Is optional but is used for pagination, denoting the maximum number
   of items to return in this call. Defaults to `100`.
diff --git a/synapse/rest/admin/room_reports.py b/synapse/rest/admin/room_reports.py
index e2f69b64cd..1b1f55e892 100644
--- a/synapse/rest/admin/room_reports.py
+++ b/synapse/rest/admin/room_reports.py
@@ -11,11 +11,6 @@
 # See the GNU Affero General Public License for more details:
 # <https://www.gnu.org/licenses/agpl-3.0.html>.
 #
-# Originally licensed under the Apache License, Version 2.0:
-# <http://www.apache.org/licenses/LICENSE-2.0>.
-#
-# [This file includes modifications made by New Vector Limited]
-#
 #
 
 import logging
diff --git a/tests/rest/admin/test_room_reports.py b/tests/rest/admin/test_room_reports.py
index 80b6b0ed88..6bc4023046 100644
--- a/tests/rest/admin/test_room_reports.py
+++ b/tests/rest/admin/test_room_reports.py
@@ -11,12 +11,6 @@
 # See the GNU Affero General Public License for more details:
 # <https://www.gnu.org/licenses/agpl-3.0.html>.
 #
-# Originally licensed under the Apache License, Version 2.0:
-# <http://www.apache.org/licenses/LICENSE-2.0>.
-#
-# [This file includes modifications made by New Vector Limited]
-#
-#
 from typing import List
 
 from twisted.test.proto_helpers import MemoryReactor
@@ -366,7 +360,7 @@ class RoomReportsTestCase(unittest.HomeserverTestCase):
         """Report a room"""
         channel = self.make_request(
             "POST",
-            "rooms/%s/report" % room_id,
+            f"/_matrix/client/v3/rooms/{room_id}/report",
             {"reason": "this makes me sad"},
             access_token=user_tok,
         )
@@ -376,7 +370,7 @@ class RoomReportsTestCase(unittest.HomeserverTestCase):
         """Report a room, but omit reason"""
         channel = self.make_request(
             "POST",
-            "rooms/%s/report" % room_id,
+            f"/_matrix/client/v3/rooms/{room_id}/report",
             {},
             access_token=user_tok,
         )
@@ -393,6 +387,8 @@ class RoomReportsTestCase(unittest.HomeserverTestCase):
             self.assertIn("name", c)
             self.assertIn("reason", c)
 
+        self.assertEqual(len(c.keys()), 7)
+
     def test_count_correct_despite_table_deletions(self) -> None:
         """
         Tests that the count matches the number of rows, even if rows in joined tables