diff --git a/Cartfile.resolved b/Cartfile.resolved
index d98f6bc..9ba02bd 100644
--- a/Cartfile.resolved
+++ b/Cartfile.resolved
@@ -1 +1 @@
-github "ra1028/DifferenceKit" "1.1.3"
+github "ra1028/DifferenceKit" "1.1.4"
diff --git a/Carthage/Checkouts/DifferenceKit b/Carthage/Checkouts/DifferenceKit
index 4eb31f8..bf0488b 160000
--- a/Carthage/Checkouts/DifferenceKit
+++ b/Carthage/Checkouts/DifferenceKit
@@ -1 +1 @@
-Subproject commit 4eb31f8e85e4cb13732f9664d6e01e507cd592a0
+Subproject commit bf0488b4683fbe113e8db9cf4dcf0d265ce39cfa
diff --git a/Examples/Example-iOS/InsertionSortViewController.swift b/Examples/Example-iOS/InsertionSortViewController.swift
index 9b5855f..08f7203 100644
--- a/Examples/Example-iOS/InsertionSortViewController.swift
+++ b/Examples/Example-iOS/InsertionSortViewController.swift
@@ -107,7 +107,7 @@ final class InsertionSortViewController: UIViewController {
     }
 
     func randmize(animated: Bool) {
-        let snapshot = DiffableDataSourceSnapshot<Section, Node>()
+        var snapshot = DiffableDataSourceSnapshot<Section, Node>()
         let rows = Int(collectionView.bounds.height / nodeSize.height) - 1
         let columns = Int(collectionView.bounds.width / nodeSize.width)
 
@@ -126,7 +126,7 @@ final class InsertionSortViewController: UIViewController {
         }
 
         var isNextSortRequired = false
-        let snapshot = dataSource.snapshot()
+        var snapshot = dataSource.snapshot()
 
         for section in snapshot.sectionIdentifiers where !section.isSorted {
             section.sortNext()
diff --git a/Examples/Example-iOS/MountainsViewController.swift b/Examples/Example-iOS/MountainsViewController.swift
index a0e8150..5806939 100644
--- a/Examples/Example-iOS/MountainsViewController.swift
+++ b/Examples/Example-iOS/MountainsViewController.swift
@@ -50,7 +50,7 @@ final class MountainsViewController: UIViewController {
             .filter { $0.contains(filter) }
             .sorted { $0.name < $1.name }
 
-        let snapshot = DiffableDataSourceSnapshot<Section, Mountain>()
+        var snapshot = DiffableDataSourceSnapshot<Section, Mountain>()
         snapshot.appendSections([.main])
         snapshot.appendItems(mountains)
         dataSource.apply(snapshot)
diff --git a/Examples/Example-iOS/TopViewController.swift b/Examples/Example-iOS/TopViewController.swift
index c0c067f..d983261 100644
--- a/Examples/Example-iOS/TopViewController.swift
+++ b/Examples/Example-iOS/TopViewController.swift
@@ -42,7 +42,7 @@ final class TopViewController: UIViewController {
     }
 
     func reset() {
-        let snapshot = DiffableDataSourceSnapshot<Section, Item>()
+        var snapshot = DiffableDataSourceSnapshot<Section, Item>()
         snapshot.appendSections([.main])
         snapshot.appendItems([.mountains, .insertionSort])
         dataSource.apply(snapshot)