Change add_arguments to be a static method

1 files changed, 2 insertions, 1 deletions

diff --git a/synapse/config/registration.py b/synapse/config/registration.py

index 4a59e6ec90..ee58852515 100644
--- a/synapse/config/registration.py
+++ b/synapse/config/registration.py
@@ -222,7 +222,8 @@ class RegistrationConfig(Config):
             % locals()
         )
 
-    def add_arguments(self, parser):
+    @staticmethod
+    def add_arguments(parser):
         reg_group = parser.add_argument_group("registration")
         reg_group.add_argument(
             "--enable-registration",