diff --git a/tests/test_server.py b/tests/test_server.py
index 45015ca653..9ff2589497 100644
--- a/tests/test_server.py
+++ b/tests/test_server.py
@@ -392,8 +392,7 @@ class WrapHtmlRequestHandlerTests(unittest.TestCase):
         )
 
         self.assertEqual(channel.code, 301)
-        headers = channel.result["headers"]
-        location_headers = headers.getRawHeaders(b"Location", [])
+        location_headers = channel.headers.getRawHeaders(b"Location", [])
         self.assertEqual(location_headers, [b"/look/an/eagle"])
 
     def test_redirect_exception_with_cookie(self) -> None:
@@ -415,7 +414,7 @@ class WrapHtmlRequestHandlerTests(unittest.TestCase):
         )
 
         self.assertEqual(channel.code, 304)
-        headers = channel.result["headers"]
+        headers = channel.headers
         location_headers = headers.getRawHeaders(b"Location", [])
         self.assertEqual(location_headers, [b"/no/over/there"])
         cookies_headers = headers.getRawHeaders(b"Set-Cookie", [])