diff --git a/src/gmhc_config.erl b/src/gmhc_config.erl
index 55fd08d..2b21f8b 100644
--- a/src/gmhc_config.erl
+++ b/src/gmhc_config.erl
@@ -49,7 +49,7 @@ appl_env(extra_pubkeys , Ks, C) -> C#{<<"extra_pubkeys">> => Ks};
 appl_env(pool_admin_url, U , C) -> merge(C, #{<<"pool_admin">> => #{<<"url">> => U}});
 appl_env(workers       , Ws, C) -> C#{<<"workers">> => Ws}.
 
-env_keys() -> [pubkey, extra_pubkeys, pool_admin_url, workers].
+env_keys() -> [pubkey, extra_pubkeys, pool_admin_url, workers, network].
 
 cpath([<<"pubkey">>])                -> [user_config                ];
 cpath([<<"extra_pubkeys">>])         -> [user_config, schema_default];