diff --git a/syslog-collector-installer.sh b/syslog-collector-installer.sh
index 0b29241936a212ff0345deb24d43a0b18b93d00b..a21dd99d3f06c16b3121a61a645239f8da480d34 100755
--- a/syslog-collector-installer.sh
+++ b/syslog-collector-installer.sh
@@ -29,8 +29,8 @@ VER=$(syslog-ng --version \
 | awk '{print $2}' \
 | grep -oE '[0-9]\.[0-9]{1,2}')
 
-IP=$(ip -br a \
-| grep '152.66\|172.20\|10.10.\|10.20.\|10.0\|10.172' \
+IP=$(ip r \
+| grep 'default via' \
 | awk '{print $3}' \
 | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' \
 | head -n1 \