If you have a local issuer(=OP).

Author: rohe

src/oidcrp/configure.py

@@ -60,7 +60,7 @@ def __init__(self, conf: Dict) -> None:
                 #     continue
 
                 for uri in ['redirect_uris', 'post_logout_redirect_uris', 'frontchannel_logout_uri',
-                            'backchannel_logout_uri']:
+                            'backchannel_logout_uri', 'issuer']:
                     replace(spec, uri, **format_args)
 
             setattr(self, "clients", _clients)