diff --git a/QuickLook/QuickLook.csproj b/QuickLook/QuickLook.csproj
index aa21061..a18844a 100644
--- a/QuickLook/QuickLook.csproj
+++ b/QuickLook/QuickLook.csproj
@@ -263,6 +263,7 @@
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
-    <PreBuildEvent>"$(SolutionDir)Scripts\update-version.cmd" "$(SolutionDir)" "$(SolutionDir)GitVersion.cs"</PreBuildEvent>
+    <PreBuildEvent>powershell -file "$(SolutionDir)Scripts\update-version.ps1"
+</PreBuildEvent>
   </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/Scripts/update-version.cmd b/Scripts/update-version.cmd
deleted file mode 100644
index 3067d02..0000000
--- a/Scripts/update-version.cmd
+++ /dev/null
@@ -1,10 +0,0 @@
-rem @echo off
-cd %1
-for /F "delims=" %%i in ('git describe --always --tags "--abbrev=0"') do set git_tag=%%i
-for /F "delims=" %%i in ('git describe --always --tags') do set git_revision=%%i
-echo // This file is generated by update-version.cmd > %2
-echo. >> %2
-echo using System.Reflection;>> %2
-echo. >> %2
-echo [assembly: AssemblyVersion("%git_tag%")]>> %2
-echo [assembly: AssemblyInformationalVersion("%git_revision%")]>> %2
diff --git a/Scripts/update-version.ps1 b/Scripts/update-version.ps1
new file mode 100644
index 0000000..e7e09fa
--- /dev/null
+++ b/Scripts/update-version.ps1
@@ -0,0 +1,13 @@
+$tag = git describe --always --tags "--abbrev=0"
+$revision = git describe --always --tags
+
+$text = @"
+// This file is generated by update-version.ps1 
+ 
+using System.Reflection;
+ 
+[assembly: AssemblyVersion("$tag")]
+[assembly: AssemblyInformationalVersion("$revision")]
+"@
+
+$text | Out-File $PSScriptRoot\..\GitVersion.cs -Encoding utf8
\ No newline at end of file