diff --git a/A72_alarm_getter.sh b/A72_alarm_getter.sh
index 35030aa..04ee4e0 100755
--- a/A72_alarm_getter.sh
+++ b/A72_alarm_getter.sh
@@ -29,7 +29,7 @@ delete_expired_at_jobs
 
 # Die IP-Adresse von Lisas-IPhone holen.
  check_ip() {
-  mac_address="1e:46:8c:e4:cd:d1"  # Ersetze dies # Die IP-Adresse von Lisas-IPhone holen.
+  mac_address="e4:cd:d1"  # Ersetze dies # Die IP-Adresse von Lisas-IPhone holen.
   A72_ip=$(arp -a | grep "$mac_address" | awk '{print $2}' | sed 's/[()]//g')
   echo "$A72_ip"
 }