diff --git a/src/cert/acme.js b/src/cert/acme.js
index 8ec35666d..e5d734aa4 100644
--- a/src/cert/acme.js
+++ b/src/cert/acme.js
@@ -141,7 +141,7 @@ Acme.prototype.updateContact = function (registrationUri, callback) {
     var that = this;
     this.sendSignedRequest(registrationUri, JSON.stringify(payload), function (error, result) {
         if (error) return callback(new AcmeError(AcmeError.EXTERNAL_ERROR, 'Network error when registering user: ' + error.message));
-        if (result.statusCode !== 200) return callback(new AcmeError(AcmeError.EXTERNAL_ERROR, util.format('Failed to update contact. Expecting 200, got %s %s', result.statusCode, result.text)));
+        if (result.statusCode !== 202) return callback(new AcmeError(AcmeError.EXTERNAL_ERROR, util.format('Failed to update contact. Expecting 202, got %s %s', result.statusCode, result.text)));
 
         debug('updateContact: contact of user updated to %s', that.email);