diff --git a/src/directive.js b/src/directive.js
index e649d99..efac2f3 100644
--- a/src/directive.js
+++ b/src/directive.js
@@ -20,8 +20,7 @@ angular.module('ngProgress.directive', [])
                 $scope.$watch('color', function (newVal) {
                     if (newVal !== undefined || newVal !== null) {
                         $scope.color = newVal;
-                        $element.eq(0).children().css('background-color', newVal);
-                        $element.eq(0).children().css('color', newVal);
+                        $element.eq(0).children().css({'background-color': newVal, 'color': newVal});
                     }
                 });
                 $scope.$watch('height', function (newVal) {