diff --git a/dnsapi/dns_nsupdate.sh b/dnsapi/dns_nsupdate.sh
index db653b6..555f4d2 100755
--- a/dnsapi/dns_nsupdate.sh
+++ b/dnsapi/dns_nsupdate.sh
@@ -10,8 +10,8 @@ dns_nsupdate_add() {
   [ -n "${NSUPDATE_SERVER}" ] || NSUPDATE_SERVER="localhost"
   [ -n "${NSUPDATE_SERVER_PORT}" ] || NSUPDATE_SERVER_PORT=53
   # save the dns server and key to the account conf file.
-  _saveaccountconf NSUPDATE_SERVER "${NSUPDATE_SERVER} "
-  _saveaccountconf NSUPDATE_SERVER_PORT "${NSUPDATE_SERVER_PORT} "  
+  _saveaccountconf NSUPDATE_SERVER "${NSUPDATE_SERVER}"
+  _saveaccountconf NSUPDATE_SERVER_PORT "${NSUPDATE_SERVER_PORT}"
   _saveaccountconf NSUPDATE_KEY "${NSUPDATE_KEY}"
   _info "adding ${fulldomain}. 60 in txt \"${txtvalue}\""
   nsupdate -k "${NSUPDATE_KEY}" <<EOF