diff --git a/Lib/NativeBinaries/amd64/git2.dll b/Lib/NativeBinaries/amd64/git2.dll
index bdc1cc9f9..eb3c3a807 100644
Binary files a/Lib/NativeBinaries/amd64/git2.dll and b/Lib/NativeBinaries/amd64/git2.dll differ
diff --git a/Lib/NativeBinaries/amd64/git2.pdb b/Lib/NativeBinaries/amd64/git2.pdb
index eb75a4d97..95249e095 100644
Binary files a/Lib/NativeBinaries/amd64/git2.pdb and b/Lib/NativeBinaries/amd64/git2.pdb differ
diff --git a/Lib/NativeBinaries/x86/git2.dll b/Lib/NativeBinaries/x86/git2.dll
index 2b0d92ce6..cf70316a0 100644
Binary files a/Lib/NativeBinaries/x86/git2.dll and b/Lib/NativeBinaries/x86/git2.dll differ
diff --git a/Lib/NativeBinaries/x86/git2.pdb b/Lib/NativeBinaries/x86/git2.pdb
index cd1b66778..bb7a02379 100644
Binary files a/Lib/NativeBinaries/x86/git2.pdb and b/Lib/NativeBinaries/x86/git2.pdb differ
diff --git a/LibGit2Sharp.Tests/FetchHeadFixture.cs b/LibGit2Sharp.Tests/FetchHeadFixture.cs
index 059a0e75b..c6cc8656b 100644
--- a/LibGit2Sharp.Tests/FetchHeadFixture.cs
+++ b/LibGit2Sharp.Tests/FetchHeadFixture.cs
@@ -97,6 +97,14 @@ public void CanIterateFetchHead(string url)
                         TargetSha = "8f50ba15d49353813cc6e20298002c0d17b0a9ee",
                         ForMerge = false,
                     },
+                     new FetchHeadExpected
+                    {
+                        Name = "FETCH_HEAD[6]",
+                        RemoteName = "refs/tags/nearly-dangling",
+                        Url = "git://github.com/libgit2/TestGitRepository.git",
+                        TargetSha = "6e0c7bdb9b4ed93212491ee778ca1c65047cab4e",
+                        ForMerge = false,
+                    },
                 };
 
                 VerifyFetchHead(repo.Network.FetchHeads.ToArray(), expected);
diff --git a/LibGit2Sharp/Core/GitDiff.cs b/LibGit2Sharp/Core/GitDiff.cs
index f4496eb57..d5c60ecf9 100644
--- a/LibGit2Sharp/Core/GitDiff.cs
+++ b/LibGit2Sharp/Core/GitDiff.cs
@@ -174,6 +174,9 @@ internal class GitDiffOptions : IDisposable
         public GitStrArrayIn PathSpec;
         public Int64 MaxSize;
 
+        public IntPtr NotifyCallback;
+        public IntPtr NotifyPayload;
+
         public void Dispose()
         {
             if (PathSpec == null)
diff --git a/LibGit2Sharp/libgit2_hash.txt b/LibGit2Sharp/libgit2_hash.txt
index 3c2ed97ab..b3272a022 100644
--- a/LibGit2Sharp/libgit2_hash.txt
+++ b/LibGit2Sharp/libgit2_hash.txt
@@ -1 +1 @@
-5f9f69d983d7ebc2d9d29cf295e86f32ab12906d
+e026cfee003e103d79e56983d68a206ae907eada
diff --git a/libgit2 b/libgit2
index 5f9f69d98..e026cfee0 160000
--- a/libgit2
+++ b/libgit2
@@ -1 +1 @@
-Subproject commit 5f9f69d983d7ebc2d9d29cf295e86f32ab12906d
+Subproject commit e026cfee003e103d79e56983d68a206ae907eada