diff --git a/libra/api/main.py b/libra/api/main.py
index 02dfe137..a39e9fc2 100644
--- a/libra/api/main.py
+++ b/libra/api/main.py
@@ -16,6 +16,8 @@ import daemon
 import daemon.pidfile
 import daemon.runner
 import grp
+import lockfile
+import os
 import pwd
 
 from libra.common.options import Options, setup_logging
@@ -35,7 +37,7 @@ def main():
     server = APIServer(logger, args)
 
     if args.nodaemon:
-        server.main(task_list)
+        server.main()
     else:
         pidfile = daemon.pidfile.TimeoutPIDLockFile(args.pid, 10)
         if daemon.runner.is_pidfile_stale(pidfile):
diff --git a/tox.ini b/tox.ini
index 643e652a..0c1d1ba8 100644
--- a/tox.ini
+++ b/tox.ini
@@ -18,4 +18,4 @@ commands = pep8 --repeat --show-source --exclude=.venv,.tox,dist,doc,*openstack/
 
 [testenv:pyflakes]
 deps = pyflakes
-commands = pyflakes libra/common libra/mgm libra/worker
+commands = pyflakes libra