--- a/rollbot.py	Mon Jul 18 19:17:30 2016 +0800
+++ b/rollbot.py	Mon Jul 18 19:17:54 2016 +0800
@@ -231,6 +231,15 @@
         '-c', '--config', type=FileType('r'),
         help='configuration file (YAML)')
 
+    group = parser.add_mutually_exclusive_group()
+    extra = dict(action='store_const', dest='loglevel', default=logging.INFO)
+    group.add_argument(
+        '-q', '--quiet', const=logging.ERROR,
+        help='set logging to ERROR', **extra)
+    group.add_argument(
+        '-d', '--debug', const=logging.DEBUG,
+        help='set logging to DEBUG', **extra)
+
     group = parser.add_argument_group(
         'main configuration',
         'options that can also be specified in the configuration file')
@@ -239,11 +248,6 @@
     group.add_argument('-n', '--nick', help='MUC nickname (default: rollbot)')
     group.add_argument('--prefix', help='command prefix (default: !)')
 
-    group = parser.add_mutually_exclusive_group()
-    extra = dict(action='store_const', dest='loglevel', default=logging.INFO)
-    group.add_argument('-q', '--quiet', help='set logging to ERROR', const=logging.ERROR, **extra)
-    group.add_argument('-d', '--debug', help='set logging to DEBUG', const=logging.DEBUG, **extra)
-
     args = parser.parse_args()
     config = yaml.safe_load(args.config) if hasattr(args, 'config') else {}