diff --git a/src/npg_irods/cli/update_secondary_metadata.py b/src/npg_irods/cli/update_secondary_metadata.py
index 24518d4..bfa4937 100755
--- a/src/npg_irods/cli/update_secondary_metadata.py
+++ b/src/npg_irods/cli/update_secondary_metadata.py
@@ -112,7 +112,7 @@ def main():
         print(version())
         sys.exit(0)
 
-    dbconfig = DBConfig.from_file(args.database_config.name, "mlwh_ro")
+    dbconfig = DBConfig.from_file(args.db_config.name, "mlwh_ro")
     engine = sqlalchemy.create_engine(
         dbconfig.url, pool_pre_ping=True, pool_recycle=3600
     )