diff --git a/src/mail.js b/src/mail.js
index fe6066b69..64146d512 100644
--- a/src/mail.js
+++ b/src/mail.js
@@ -278,6 +278,15 @@ function checkMx(domain, callback) {
     });
 }
 
+function txtToDict(txt) {
+    var dict = {};
+    txt.split(';').forEach(function(v) {
+        var p = v.trim().split('=');
+        dict[p[0]]=p[1];
+    });
+    return dict;
+}
+
 function checkDmarc(domain, callback) {
     var dmarc = {
         domain: '_dmarc.' + domain,
@@ -293,7 +302,9 @@ function checkDmarc(domain, callback) {
 
         if (txtRecords.length !== 0) {
             dmarc.value = txtRecords[0].join('');
-            dmarc.status = (dmarc.value === dmarc.expected);
+            // allow extra fields in dmarc like rua
+            const actual = txtToDict(dmarc.value), expected = txtToDict(dmarc.expected);
+            dmarc.status = Object.keys(expected).every(k => expected[k] === actual[k]);
         }
 
         callback(null, dmarc);
diff --git a/src/routes/test/mail-test.js b/src/routes/test/mail-test.js
index 225f9b73b..6b171ef69 100644
--- a/src/routes/test/mail-test.js
+++ b/src/routes/test/mail-test.js
@@ -408,6 +408,25 @@ describe('Mail API', function () {
                 });
         });
 
+        it('succeeds with modified DMARC1 values', function (done) {
+            clearDnsAnswerQueue();
+
+            dnsAnswerQueue[dmarcDomain].TXT = [['v=DMARC1; p=reject; rua=mailto:rua@example.com; pct=100']];
+
+            superagent.get(SERVER_URL + '/api/v1/mail/' + DOMAIN_0.domain + '/status')
+                .query({ access_token: token })
+                .end(function (err, res) {
+                    expect(res.statusCode).to.equal(200);
+
+                    expect(res.body.dns.dmarc).to.be.an('object');
+                    expect(res.body.dns.dmarc.expected).to.eql('v=DMARC1; p=reject; pct=100');
+                    expect(res.body.dns.dmarc.status).to.eql(true);
+                    expect(res.body.dns.dmarc.value).to.eql('v=DMARC1; p=reject; rua=mailto:rua@example.com; pct=100');
+
+                    done();
+                });
+        });
+
         it('succeeds with all correct records', function (done) {
             clearDnsAnswerQueue();