diff --git a/lib/bing.js b/lib/bing.js
index df26386..41ce18f 100644
--- a/lib/bing.js
+++ b/lib/bing.js
@@ -144,7 +144,7 @@ Bing.prototype.search = Bing.prototype.web;
  * @function
  */
 Bing.prototype.images = function(query, callback, options) {
-    if (options.imagefilters) {
+    if (options && options.imagefilters) {
       var filterQuery = '';
       var filters = Object.keys(options.imagefilters);
       filters.map(function(key, i) {
@@ -162,6 +162,5 @@ function capitalizeFirstLetter(s) {
   return s.charAt(0).toUpperCase() + s.slice(1);
 }
 
-
 module.exports = Bing;