diff --git a/tests/requests/tests.py b/tests/requests/tests.py
index b778fe37184..1eea1be4391 100644
--- a/tests/requests/tests.py
+++ b/tests/requests/tests.py
@@ -653,8 +653,8 @@ class HostValidationTests(SimpleTestCase):
     def test_get_host_suggestion_of_allowed_host(self):
         """get_host() makes helpful suggestions if a valid-looking host is not in ALLOWED_HOSTS."""
         msg_invalid_host = "Invalid HTTP_HOST header: %r."
-        msg_suggestion = msg_invalid_host + "You may need to add %r to ALLOWED_HOSTS."
-        msg_suggestion2 = msg_invalid_host + "The domain name provided is not valid according to RFC 1034/1035"
+        msg_suggestion = msg_invalid_host + " You may need to add %r to ALLOWED_HOSTS."
+        msg_suggestion2 = msg_invalid_host + " The domain name provided is not valid according to RFC 1034/1035"
 
         for host in [  # Valid-looking hosts
             'example.com',