diff --git a/dnsapi/dns_hostup.sh b/dnsapi/dns_hostup.sh
index 3547f006..ca49096f 100644
--- a/dnsapi/dns_hostup.sh
+++ b/dnsapi/dns_hostup.sh
@@ -181,7 +181,7 @@ _hostup_detect_zone() {
       HOSTUP_ZONE_ID="$_lookup_zone_id"
       return 0
     fi
-    
+
     case "$_domain_candidate" in
     *.*) ;;
     *) break ;;