diff --git a/eng/common/tools.ps1 b/eng/common/tools.ps1
index 5619c7aaee1..7942ffaf4cb 100644
--- a/eng/common/tools.ps1
+++ b/eng/common/tools.ps1
@@ -378,7 +378,16 @@ function InitializeVisualStudioMSBuild([bool]$install, [object]$vsRequirements =
   }
 
   $msbuildVersionDir = if ([int]$vsMajorVersion -lt 16) { "$vsMajorVersion.0" } else { "Current" }
-  return $global:_MSBuildExe = Join-Path $vsInstallDir "MSBuild\$msbuildVersionDir\Bin\msbuild.exe"
+
+  $local:BinFolder = Join-Path $vsInstallDir "MSBuild\$msbuildVersionDir\Bin"
+  $local:Prefer64bit = if ($vsRequirements.Prefer64bit) { $vsRequirements.Prefer64bit } else { $false }
+  if ($local:Prefer64bit -and (Test-Path(Join-Path $local:BinFolder "amd64"))) {
+    $global:_MSBuildExe = Join-Path $local:BinFolder "amd64\msbuild.exe"
+  } else {
+    $global:_MSBuildExe = Join-Path $local:BinFolder "msbuild.exe"
+  }
+
+  return $global:_MSBuildExe
 }
 
 function InitializeVisualStudioEnvironmentVariables([string] $vsInstallDir, [string] $vsMajorVersion) {