diff --git a/tests/servers/test_basehttp.py b/tests/servers/test_basehttp.py
index 7352adf287..2f59b1358a 100644
--- a/tests/servers/test_basehttp.py
+++ b/tests/servers/test_basehttp.py
@@ -21,7 +21,7 @@ class WSGIRequestHandlerTestCase(TestCase):
         with captured_stderr() as stderr:
             handler.log_message("GET %s %s", str('\x16\x03'), "4")
             self.assertIn(
-                "You're accessing the developement server over HTTPS, "
+                "You're accessing the development server over HTTPS, "
                 "but it only supports HTTP.",
                 stderr.getvalue()
             )