diff --git a/README.md b/README.md
index 4770d16..43895ec 100644
--- a/README.md
+++ b/README.md
@@ -115,7 +115,11 @@ zone.create_records([
     powerdns.RRSet('a', 'A', [('1.1.1.1', False)], comments=comments),
     powerdns.RRSet('b', 'A', ['1.1.1.2', '1.1.1.3']),
     powerdns.RRSet('c', 'A', [('1.1.1.4', False)]),
-    powerdns.RRSet('d', 'CNAME', ['a'])
+    powerdns.RRSet('d', 'CNAME', ['a']),
+    # Added TXT record for "test.python-powerdns.domain.tld."
+    powerdns.RRSet('','TXT', [('"v=spf1 mx include:spf.domain.tld ~all"', False)]),
+    # Added MX record for "test.python-powerdns.domain.tld."
+    powerdns.RRSet('','MX', [('10 mx.domain.tld.', False)])
 ])
 
 zone.delete_records([
diff --git a/powerdns/interface.py b/powerdns/interface.py
index 2c98c77..be11a4e 100644
--- a/powerdns/interface.py
+++ b/powerdns/interface.py
@@ -537,6 +537,10 @@ def ensure_canonical(self, zone):
         LOG.debug("ensuring rrset %s is canonical", self['name'])
         if not zone.endswith('.'):
             raise PDNSCanonicalError(zone)
+        # Allowed add TXT and MX record, because record string must be empty
+        if not self['name']:
+            LOG.debug("transforming %s with %s", self['name'], zone)
+            self['name'] += "%s" % zone
         if not self['name'].endswith('.'):
             LOG.debug("transforming %s with %s", self['name'], zone)
             self['name'] += ".%s" % zone