diff --git a/v6d0auth/config.py b/v6d0auth/config.py
index 55d892c..f9355f2 100644
--- a/v6d0auth/config.py
+++ b/v6d0auth/config.py
@@ -7,6 +7,6 @@ _root = Path(os.getenv('v6root', './data'))
 assert _root.exists()
 myroot = _root / 'v6d0auth'
 myroot.mkdir(exist_ok=True)
-host = os.getenv('v6port', '127.0.0.1')
+host = os.getenv('v6host', '127.0.0.1')
 port = int(os.getenv('v6port', '5003'))
 cakey = bytes.fromhex(os.getenv('v6ca', ''))