diff --git a/src/js/controllers/walletHome.js b/src/js/controllers/walletHome.js
index ea5a36559..4ec000ee4 100644
--- a/src/js/controllers/walletHome.js
+++ b/src/js/controllers/walletHome.js
@@ -355,11 +355,16 @@ angular.module('copayApp.controllers').controller('walletHomeController', functi
         }, 1000);
 
         function setExpirationTime() {
-          if (moment().isAfter(expirationTime * 1000)) {
+          var now = Math.floor(Date.now() / 1000);
+          if (now > expirationTime) {
             $scope.paymentExpired = true;
             if (self.countDown) $interval.cancel(self.countDown);
+            return;
           }
-          $scope.expires = moment(expirationTime * 1000).fromNow();
+          var totalSecs = expirationTime - now;
+          var m = Math.floor(totalSecs / 60);
+          var s = totalSecs % 60;
+          $scope.expires = ('0' + m).slice(-2) + ":" + ('0' + s).slice(-2);
         };
       };