diff --git a/lib/ecdsacsr.js b/lib/ecdsacsr.js
index bd12e0e..adb1d42 100644
--- a/lib/ecdsacsr.js
+++ b/lib/ecdsacsr.js
@@ -305,7 +305,7 @@ function createCsrBodyEc(domains, xy) {
             , ASN1('06', '55 1D 11')
             , ASN1('04'
               , ASN1('30', domains.map(function (d) {
-                  return csrDomains.replace(/{dlen}/, numToHex(d.length)).replace(/{domain\.tld}/, strToHex(d));
+                  return ASN1('82', strToHex(d));
                 }).join(''))))))));
   var body = [ '30 81 {+85+n}'                                        // 4 bytes, sequence
     .replace(/{[^}]+}/, numToHex(3 + 13 + sublen + 27 + publen + 30 + sanlen))