diff --git a/eng/common/tools.ps1 b/eng/common/tools.ps1
index 9574f4eb9df09..22954477a5747 100644
--- a/eng/common/tools.ps1
+++ b/eng/common/tools.ps1
@@ -900,7 +900,7 @@ function IsWindowsPlatform() {
 }
 
 function Get-Darc($version) {
-  $darcPath  = "$TempDir\darc\$(New-Guid)"
+  $darcPath  = "$TempDir\darc\$([guid]::NewGuid())"
   if ($version -ne $null) {
     & $PSScriptRoot\darc-init.ps1 -toolpath $darcPath -darcVersion $version | Out-Host
   } else {
diff --git a/src/Workspaces/Core/MSBuild.BuildHost/Microsoft.CodeAnalysis.Workspaces.MSBuild.BuildHost.csproj b/src/Workspaces/Core/MSBuild.BuildHost/Microsoft.CodeAnalysis.Workspaces.MSBuild.BuildHost.csproj
index defaa9d2be390..148c9b6f4d71f 100644
--- a/src/Workspaces/Core/MSBuild.BuildHost/Microsoft.CodeAnalysis.Workspaces.MSBuild.BuildHost.csproj
+++ b/src/Workspaces/Core/MSBuild.BuildHost/Microsoft.CodeAnalysis.Workspaces.MSBuild.BuildHost.csproj
@@ -30,7 +30,7 @@
     <PackageReference Include="Microsoft.Build.Tasks.Core" VersionOverride="17.3.4" ExcludeAssets="Runtime" PrivateAssets="All" />
     <PackageReference Include="Microsoft.Build.Utilities.Core" VersionOverride="17.3.4" ExcludeAssets="Runtime" PrivateAssets="All" />
     <PackageReference Include="Microsoft.Build.Locator" PrivateAssets="All" />
-    <PackageReference Include="System.Text.Json" VersionOverride="8.0.4" PrivateAssets="All" Condition="'$(DotnetBuildFromSource)' != 'true'"/>
+    <PackageReference Include="System.Text.Json" VersionOverride="8.0.5" PrivateAssets="All" Condition="'$(DotnetBuildFromSource)' != 'true'"/>
     <PackageReference Include="System.CommandLine" />
     <PackageReference Include="System.Collections.Immutable" />
     <PackageReference Include="Newtonsoft.Json" />