diff --git a/src/server.py b/src/server.py
index 5d289e8..c4f9e9c 100644
--- a/src/server.py
+++ b/src/server.py
@@ -47,7 +47,7 @@ def main():
     parser.add_argument('-v', '--verbose', help='Verbose', action='store_true')
     args = parser.parse_args()
 
-    node.start_http_server(args.listen)
+    node.start_http_server(port=args.listen, addr='127.0.0.1')
 
     gauges = {
         'users': node.Gauge('mumble_users_connected', 'Number of connected users',