diff --git a/QBImagePicker/Info.plist b/QBImagePicker/Info.plist
index 3d73e614..e8fa6ea2 100644
--- a/QBImagePicker/Info.plist
+++ b/QBImagePicker/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.1.0</string>
+	<string>3.1.1</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
diff --git a/QBImagePicker/QBAssetsViewController.m b/QBImagePicker/QBAssetsViewController.m
index 6923071b..ae30eb7b 100644
--- a/QBImagePicker/QBAssetsViewController.m
+++ b/QBImagePicker/QBAssetsViewController.m
@@ -370,8 +370,10 @@ - (NSArray *)assetsAtIndexPaths:(NSArray *)indexPaths
     
     NSMutableArray *assets = [NSMutableArray arrayWithCapacity:indexPaths.count];
     for (NSIndexPath *indexPath in indexPaths) {
-        PHAsset *asset = self.fetchResult[indexPath.item];
-        [assets addObject:asset];
+        if (indexPath.item < self.fetchResult.count) {
+            PHAsset *asset = self.fetchResult[indexPath.item];
+            [assets addObject:asset];
+        }
     }
     return assets;
 }
diff --git a/QBImagePickerController.podspec b/QBImagePickerController.podspec
index c2012504..c2745a60 100644
--- a/QBImagePickerController.podspec
+++ b/QBImagePickerController.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = "QBImagePickerController"
-  s.version          = "3.1.0"
+  s.version          = "3.1.1"
   s.summary          = "A clone of UIImagePickerController with multiple selection support."
   s.homepage         = "https://github.com/questbeat/QBImagePicker"
   s.license          = "MIT"