diff --git a/ddnsupd.sh b/ddnsupd.sh
index 0fa5ba7..79fd8d8 100644
--- a/ddnsupd.sh
+++ b/ddnsupd.sh
@@ -3,7 +3,7 @@
 (oldip=0
 
 while /bin/true
-do ip=$(ifconfig eth0 | grep 'inet addr:' | awk -F '[:]' '{ print $2 }' | awk '{ print $1}')
+do ip=$(ifconfig wlp2s0 | grep 'inet ' | awk '{ print $2 }' | awk '{ print $1}')
 if [ $oldip != $ip ] 
 then url=$(head -n 1 /etc/ddnsurl)
 curl -k "${url}&address=$ip"