diff --git a/scripts/build.ps1 b/scripts/build.ps1
index 90d48cd801..4ecb2a48a0 100644
--- a/scripts/build.ps1
+++ b/scripts/build.ps1
@@ -25,6 +25,10 @@ Param(
     [Alias("ff")]
     [System.Boolean] $FailFast = $true,
 
+	[Parameter(Mandatory=$false)]
+    [Alias("xlf")]
+    [Switch] $SyncXlf = $false,
+
     [Parameter(Mandatory=$false)]
     [Alias("loc")]
     [Switch] $LocalizedBuild = $false,
@@ -155,7 +159,7 @@ function Invoke-Build
 
     Write-Log ".. .. Build: Source: $TPB_Solution"
     Write-Verbose "$dotnetExe build $TPB_Solution --configuration $TPB_Configuration --version-suffix $TPB_VersionSuffix -v:minimal -p:Version=$TPB_Version"
-    & $dotnetExe build $TPB_Solution --configuration $TPB_Configuration --version-suffix $TPB_VersionSuffix -v:minimal -p:Version=$TPB_Version -p:CIBuild=$TPB_CIBuild -p:LocalizedBuild=$LocalizedBuild
+    & $dotnetExe build $TPB_Solution --configuration $TPB_Configuration --version-suffix $TPB_VersionSuffix -v:minimal -p:Version=$TPB_Version -p:CIBuild=$TPB_CIBuild -p:LocalizedBuild=$LocalizedBuild -p:SyncXlf=$SyncXlf
     Write-Log ".. .. Build: Complete."
 
     if ($lastExitCode -ne 0) {
diff --git a/scripts/build/TestPlatform.targets b/scripts/build/TestPlatform.targets
index ccdde29ad1..371e8c9f6b 100644
--- a/scripts/build/TestPlatform.targets
+++ b/scripts/build/TestPlatform.targets
@@ -14,7 +14,7 @@
     <CallTarget Targets="CreateLocalizeXLF;CreateLocalizeResx"/>
   </Target>
 
-  <Target Name="CreateLocalizeXLF">
+  <Target Name="CreateLocalizeXLF" Condition="'$(SyncXlf)' == 'true'">
     <CreateItem Include="@(ResourceFiles)" AdditionalMetadata="Language=%(ResxLang.Identity)">
       <Output ItemName="LocResourceFile" TaskParameter="Include"/>
     </CreateItem>