diff --git a/swarm/manager.py b/swarm/manager.py
index f40954e..06783aa 100644
--- a/swarm/manager.py
+++ b/swarm/manager.py
@@ -423,9 +423,9 @@ class Manager:
             self.shmem.unlink()
 
 
-async def main():
+async def main(cfg_path: str = "./settings.json", *_):
     print(f"PID: {os.getpid()}")
-    async with Manager("./settings.json") as mgr:
+    async with Manager(cfg_path) as mgr:
         signal.signal(signal.SIGUSR1, mgr.on_sigusr1)
         signal.signal(signal.SIGUSR2, mgr.on_sigusr2)
 
@@ -437,4 +437,5 @@ async def main():
 
 
 if __name__ == "__main__":
-    asyncio.run(main())
+    from sys import argv
+    asyncio.run(main(*argv[1:]))