diff --git a/dns.packer.js b/dns.packer.js
index ce65ae4..27e86ee 100644
--- a/dns.packer.js
+++ b/dns.packer.js
@@ -97,7 +97,7 @@ var dnspack = exports.DNS_PACKER = {
           total += 1;
         });
       } else {
-        dnspack.packRdata(ab, dv, total, a);
+        total = dnspack.packRdata(ab, dv, total, a);
       }
     }