diff --git a/mu5001tool/prometheus_exporter.py b/mu5001tool/prometheus_exporter.py
index eb55b66..e2df35d 100644
--- a/mu5001tool/prometheus_exporter.py
+++ b/mu5001tool/prometheus_exporter.py
@@ -2,6 +2,7 @@ from . import Mu5001Tool
 from http.server import BaseHTTPRequestHandler, HTTPServer, HTTPStatus
 from pprint import pprint
 import socket
+import time
 import traceback
 
 class HTTPServerV6(HTTPServer):
@@ -118,11 +119,14 @@ def make_prometheus_exporter_request_handler(m):
                 "cmd": ",".join(cmds_as_metric_value + cmds_as_metric_label),
             })
 
-            if data.get("loginfo") != "ok":
-                m.login_if_possible()
-
             out = []
 
+            if data.get("loginfo") == "ok":
+                out.append("mu5001tool_logged_in 1")
+            else:
+                out.append("mu5001tool_logged_in 0")
+                m.login_if_possible()
+
             for cmd in cmds_as_metric_value:
                 d = data.get(cmd)