diff --git a/.gitignore b/.gitignore
index 3c5d08c2..a864264b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,8 +18,8 @@ obj/
 git-*
 Sparkles/InstallationInfo.Directory.cs
 SparkleShare/Linux/sparkleshare
-SparkleShare/Mac/git/*
 SparkleShare/Mac/git*
+SparkleShare/Mac/*.tar.gz
 /sparkleshare-*
 desktop.ini
 _ReSharper.*
diff --git a/SparkleShare/Mac/checkGit.sh b/SparkleShare/Mac/checkGit.sh
index 2a18a1fa..9acee4d9 100755
--- a/SparkleShare/Mac/checkGit.sh
+++ b/SparkleShare/Mac/checkGit.sh
@@ -11,6 +11,8 @@ function abspath()
   esac
 }
 
+export projectFolder=$(dirname $0)
+export projectFolder=$(abspath ${projectFolder})
 
 LINE=$(cat ${projectFolder}/git.download)
 TMP=()
@@ -19,23 +21,22 @@ for val in $LINE ; do
         TMP+=("$val")
 done
 
-export projectFolder=$(dirname $0)
-export projectFolder=$(abspath ${projectFolder})
 export gitDownload="${TMP[0]}"
+export gitName=${gitDownload##*/}
 export gitSHA256="${TMP[1]}"
 
+
 set -e
 
 
-if [ ! -f ${projectFolder}/git.tar.gz ]
+if [[ ! -f ${projectFolder}/${gitName} ]];
 then
-  curl --silent --location ${gitDownload} > git.tar.gz
-  test -e git.tar.gz || { echo "Failed to download git"; exit 1; }
+  curl --silent --location ${gitDownload} > ${gitName}
+  test -e ${gitName} || { echo "Failed to download git"; exit 1; }
 
-  printf "${gitSHA256}  git.tar.gz" | shasum --check --algorithm 256
+  printf "${gitSHA256}  ${gitName}" | shasum --check --algorithm 256
 
-  mkdir git/
-  tar xzf git.tar.gz --directory git/
-  tar czf git.tar.gz git/
-  rm -rf git/
 fi
+
+rm git.tar.gz
+ln -s $gitName git.tar.gz
diff --git a/SparkleShare/Mac/config b/SparkleShare/Mac/config
deleted file mode 100644
index 83138436..00000000
--- a/SparkleShare/Mac/config
+++ /dev/null
@@ -1,2 +0,0 @@
-<configuration>
-</configuration>
diff --git a/SparkleShare/Mac/git.download b/SparkleShare/Mac/git.download
index 6d45ac8e..84d2e19d 100644
--- a/SparkleShare/Mac/git.download
+++ b/SparkleShare/Mac/git.download
@@ -1 +1 @@
-https://github.com/desktop/dugite-native/releases/download/v2.16.2/dugite-native-v2.16.2-macOS-119.tar.gz 65d608eb16e0e262bae6bd7828b28cf640455e949003fec94c1233e084b9ccde
+https://github.com/desktop/dugite-native/releases/download/v2.29.2-2/dugite-native-v2.29.2-f9ceb12-macOS.tar.gz ff16488ebbb3a0000fac34c8afc01bc4e839ad478717fbcbbe0c207642b5872c
diff --git a/SparkleShare/Mac/packReleaseDist.sh b/SparkleShare/Mac/packReleaseDist.sh
index 6305f7bb..352c6025 100755
--- a/SparkleShare/Mac/packReleaseDist.sh
+++ b/SparkleShare/Mac/packReleaseDist.sh
@@ -8,12 +8,17 @@ echo packing ${bundle} for release without Mono framework dependency
 
 export MONO_PATH=`readlink /Library/Frameworks/Mono.framework/Versions/Current`
 export PKG_CONFIG_PATH=/usr/lib/pkgconfig:${MONO_PATH}/lib/pkgconfig
-export AS="as -arch i386"
-export CC="cc -arch i386 -lobjc -liconv -framework Foundation"
 export PATH=/usr/local/bin:/opt/local/bin:/Library/Frameworks/Mono.framework/Versions/Current/bin:/usr/bin:/bin
 
 cd ${bundle}/Contents/MonoBundle/
 
 # merge all Assemblies into one Mac binary
-mkbundle --static --deps --config ./config  -o ../MacOS/SparkleShare SparkleShare.exe Sparkles.dll Xamarin.Mac.dll Sparkles.Git.dll
+mkbundle \
+	 --simple \
+	 -v \
+	--config ./config \
+	 --library libxammac.dylib \
+	 --library libmono-native-compat.0.dylib \
+	 -o ../MacOS/SparkleShare \
+	 SparkleShare.exe Sparkles.dll Sparkles.Git.dll
 rm *.dll *.exe
diff --git a/SparkleShare/Mac/postBuild.sh b/SparkleShare/Mac/postBuild.sh
index 6fe1222d..53d5d0b7 100755
--- a/SparkleShare/Mac/postBuild.sh
+++ b/SparkleShare/Mac/postBuild.sh
@@ -9,6 +9,7 @@ echo Postprocessing ${bundle}...
 export PATH=/usr/local/bin:/opt/local/bin:/Library/Frameworks/Mono.framework/Versions/Current/bin:/usr/bin:/bin
 
 ${projectFolder}/checkGit.sh
-tar -x -f ${projectFolder}/git.tar.gz --directory ${bundle}/Contents/Resources
+rm -rf ${bundle}/Contents/Resources/git
+mkdir ${bundle}/Contents/Resources/git
+tar -x -f ${projectFolder}/git.tar.gz --directory ${bundle}/Contents/Resources/git
 cp -R SparkleShareInviteOpener.app ${bundle}/Contents/Resources
-cp config ${bundle}/Contents/MonoBundle
diff --git a/Sparkles/Git/Git.Repository.cs b/Sparkles/Git/Git.Repository.cs
index bcee17a9..ac19964c 100644
--- a/Sparkles/Git/Git.Repository.cs
+++ b/Sparkles/Git/Git.Repository.cs
@@ -936,7 +936,12 @@ namespace Sparkles.Git {
                         string HEAD_file_path = Path.Combine (child_path, "HEAD");
 
                         if (File.Exists (HEAD_file_path)) {
-                            File.Move (HEAD_file_path, HEAD_file_path + ".backup");
+                            string HEAD_file_path_backup = Path.Combine (child_path, "HEAD.backup");
+                            if (File.Exists (HEAD_file_path_backup)) {
+                                File.Delete (HEAD_file_path_backup);
+                            }
+
+                            File.Move (HEAD_file_path, HEAD_file_path_backup);
                             Logger.LogInfo ("Git", Name + " | Renamed " + HEAD_file_path);
                         }