diff --git a/requirements.txt b/requirements.txt
index cc8e70ee..030b0986 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ accept
 aioamqp
 git+https://github.com/LukeXuan/aiosmtplib # custom aiosmtlib with ssl support
 pytz
-colorlog
+coloredlogs
 httpagentparser
 geoip2
 GitPython
diff --git a/vj4/server.py b/vj4/server.py
index f5902553..13551c60 100644
--- a/vj4/server.py
+++ b/vj4/server.py
@@ -1,6 +1,6 @@
 import atexit
+import coloredlogs
 import logging
-import logging.config
 import os
 import signal
 import socket
@@ -13,41 +13,15 @@
 
 options.define('listen', default='http://127.0.0.1:8888', help='Server listening address.')
 options.define('prefork', default=1, help='Number of prefork workers.')
-options.define('log_format',
-               default=('%(log_color)s[%(levelname).1s '
-                        '%(asctime)s %(module)s:%(lineno)d]%(reset)s %(message)s'),
-               help='Log format.')
 
 _logger = logging.getLogger(__name__)
 
 
 def main():
-  logging.config.dictConfig({
-    'version': 1,
-    'handlers': {
-      'console': {
-        'class': 'logging.StreamHandler',
-        'formatter': 'colored',
-      },
-    },
-    'formatters': {
-      'colored': {
-        '()': 'colorlog.ColoredFormatter',
-        'format': options.log_format,
-        'datefmt': '%y%m%d %H:%M:%S'
-      }
-    },
-    'root': {
-      'level': 'DEBUG' if options.debug else 'INFO',
-      'handlers': ['console'],
-    },
-    'loggers': {
-      'sockjs': {
-        'level': 'WARNING',
-      },
-    },
-    'disable_existing_loggers': False,
-  })
+  coloredlogs.install(level=logging.DEBUG if options.debug else logging.INFO,
+                      fmt='[%(levelname).1s %(asctime)s %(module)s:%(lineno)d] %(message)s',
+                      datefmt='%y%m%d %H:%M:%S')
+  logging.getLogger('sockjs').setLevel(logging.WARNING)
   url = urllib.parse.urlparse(options.listen)
   if url.scheme == 'http':
     sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
diff --git a/vj4/util/argmethod.py b/vj4/util/argmethod.py
index 5b194a4c..7f81bbe1 100644
--- a/vj4/util/argmethod.py
+++ b/vj4/util/argmethod.py
@@ -8,8 +8,6 @@
     python3.5 -m vj4.model.user --db-name=prod get -1
 """
 import collections
-import logging
-import logging.config
 
 from vj4 import db
 from vj4.util import options
@@ -26,32 +24,13 @@ def wrap(method):
 
 
 def invoke_by_args():
-  logging.config.dictConfig({
-    'version': 1,
-    'handlers': {
-      'console': {
-        'class': 'logging.StreamHandler',
-        'formatter': 'colored',
-      },
-    },
-    'formatters': {
-      'colored': {
-        '()': 'colorlog.ColoredFormatter',
-        'format': '%(log_color)s[%(levelname).1s '
-                  '%(asctime)s %(module)s:%(lineno)d]%(reset)s %(message)s',
-        'datefmt': '%y%m%d %H:%M:%S'
-      }
-    },
-    'root': {
-      'level': 'INFO',
-      'handlers': ['console'],
-    },
-    'disable_existing_loggers': False,
-  })
   import argparse
   import asyncio
+  import coloredlogs
   import inspect
   import pprint
+  coloredlogs.install(fmt='[%(levelname).1s %(asctime)s %(module)s:%(lineno)d] %(message)s',
+                      datefmt='%y%m%d %H:%M:%S')
   parser = argparse.ArgumentParser()
   subparsers = parser.add_subparsers(dest='')
   for name, method in _methods.items():