diff --git a/openwrt/files/etc/udhcpc.user b/openwrt/files/etc/udhcpc.user
index ce3b7424..153da1c0 100644
--- a/openwrt/files/etc/udhcpc.user
+++ b/openwrt/files/etc/udhcpc.user
@@ -22,9 +22,11 @@ case "$1" in
     fi
 
     if [ ! -z "$hostname" ]; then
-      uci set 'system.@system[0].hostname'="$hostname"
-      uci commit
       if [ `echo "$HOSTNAME" | tr '[A-Z]' '[a-z]'` != `echo "$hostname" | tr '[A-Z]' '[a-z]'` ]; then
+        # set new hostname
+        uci set 'system.@system[0].hostname'="$hostname"
+        uci commit
+
         # reload/restart whatever needs the hostname updated
         /etc/init.d/system reload
         service zabbix_agentd restart