diff --git a/tests/rest/client/v1/test_events.py b/tests/rest/client/v1/test_events.py
index f36340121d..36b0f2ff6d 100644
--- a/tests/rest/client/v1/test_events.py
+++ b/tests/rest/client/v1/test_events.py
@@ -128,6 +128,7 @@ class EventStreamPermissionsTestCase(RestTestCase):
         self.ratelimiter = hs.get_ratelimiter()
         self.ratelimiter.send_message.return_value = (True, 0)
         hs.config.enable_registration_captcha = False
+        hs.config.disable_registration = False
 
         hs.get_handlers().federation_handler = Mock()
 
diff --git a/tests/utils.py b/tests/utils.py
index 110b9f86b8..81e82a80df 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -42,6 +42,7 @@ def setup_test_homeserver(name="test", datastore=None, config=None, **kargs):
         config = Mock()
         config.signing_key = [MockKey()]
         config.event_cache_size = 1
+        config.disable_registration = False
 
     if datastore is None:
         db_pool = SQLiteMemoryDbPool()