diff --git a/.config/dotnet-tools.json b/.config/dotnet-tools.json
index 781fe3cf..777e86bf 100644
--- a/.config/dotnet-tools.json
+++ b/.config/dotnet-tools.json
@@ -31,7 +31,7 @@
       "rollForward": false
     },
     "nerdbank.dotnetrepotools": {
-      "version": "1.3.22",
+      "version": "1.4.1",
       "commands": [
         "repo"
       ],
diff --git a/.gitignore b/.gitignore
index 1b779930..83b1d55e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -358,3 +358,6 @@ MigrationBackup/
 
 # Analysis results
 *.sarif
+
+# C# Dev Kit cache files
+*.lscache
diff --git a/Directory.Packages.props b/Directory.Packages.props
index 781a46b1..296fc7ea 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -4,7 +4,7 @@
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
     <CentralPackageTransitivePinningEnabled>true</CentralPackageTransitivePinningEnabled>
-    <MicrosoftTestingPlatformVersion>2.2.1</MicrosoftTestingPlatformVersion>
+    <MicrosoftTestingPlatformVersion>2.2.2</MicrosoftTestingPlatformVersion>
     <CodeAnalysisVersion>5.3.0</CodeAnalysisVersion>
     <CodefixTestingVersion>1.1.2</CodefixTestingVersion>
     <MicrosoftCodeAnalysisAnalyzersVersion>4.14.0</MicrosoftCodeAnalysisAnalyzersVersion>
diff --git a/global.json b/global.json
index 574c8da3..cd6acada 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "10.0.203",
+    "version": "10.0.300",
     "rollForward": "patch",
     "allowPrerelease": false
   },
diff --git a/tools/Download-NuGetPackage.ps1 b/tools/Download-NuGetPackage.ps1
index 6eef937f..5864c689 100644
--- a/tools/Download-NuGetPackage.ps1
+++ b/tools/Download-NuGetPackage.ps1
@@ -37,7 +37,7 @@ if (!(Test-Path $OutputDirectory)) { New-Item -ItemType Directory -Path $OutputD
 $OutputDirectory = (Resolve-Path $OutputDirectory).Path
 $ConfigFile = (Resolve-Path $ConfigFile).Path
 
-$packageIdLower = $PackageId.ToLower()
+$packageIdLower = $PackageId.ToLowerInvariant()
 $packageRoot = Join-Path $OutputDirectory $packageIdLower
 
 if ($Version) {