diff --git a/lib/obj.js b/lib/obj.js
index 597c8d6..6e8a362 100644
--- a/lib/obj.js
+++ b/lib/obj.js
@@ -9,7 +9,6 @@ var path = require('path');
 var loadImage = require('./image');
 var Material = require('./mtl');
 
-
 var Cartesian3 = Cesium.Cartesian3;
 var defined = Cesium.defined;
 
@@ -279,15 +278,16 @@ function getImages(inputPath, materials) {
         }
         promises.push(loadImage(imagePath));
     }
-    return Promise.all(promises).then(function(imageInfoArray) {
-        var imageInfoArrayLength = imageInfoArray.length;
-        for (var j = 0; j < imageInfoArrayLength; j++) {
-            var image = images[j];
-            var imageInfo = imageInfoArray[j];
-            imagesInfo[image] = imageInfo;
-        }
-        return imagesInfo;
-    });
+    return Promise.all(promises)
+        .then(function(imageInfoArray) {
+            var imageInfoArrayLength = imageInfoArray.length;
+            for (var j = 0; j < imageInfoArrayLength; j++) {
+                var image = images[j];
+                var imageInfo = imageInfoArray[j];
+                imagesInfo[image] = imageInfo;
+            }
+            return imagesInfo;
+        });
 }
 
 function getMaterials(mtlPath, hasMaterialGroups) {