diff --git a/src/main.cpp b/src/main.cpp
index 3dae73f..ac4940a 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -122,7 +122,7 @@ IPAddress dns1(192, 168, 0, 1); // DNS-Server 1
 IPAddress dns2(192, 168, 0, 1); // DNS-Server 2
 String hostname = "DISPLAY";
 int status = WL_IDLE_STATUS;
-const char* NTP_SERVER = "de.pool.ntp.org";
+const char* NTP_SERVER = "de.pool.ntp.org"; // Vodafone ???? (de.pool.ntp.arcor-ip.net)
 const char* TZ_INFO    = "CET-1CEST-2,M3.5.0/02:00:00,M10.5.0/03:00:00";  // enter your time zone (https://remotemonitoringsystems.ca/time-zone-abbreviations.php)
 
 tm timeinfo;