diff --git a/eng/Versions.props b/eng/Versions.props
index dc60e5892df17..e06f771b2f852 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -196,7 +196,7 @@
     <MicrosoftVisualStudioShell150Version>$(MicrosoftVisualStudioShellPackagesVersion)</MicrosoftVisualStudioShell150Version>
     <MicrosoftVisualStudioShellFrameworkVersion>$(MicrosoftVisualStudioShellPackagesVersion)</MicrosoftVisualStudioShellFrameworkVersion>
     <MicrosoftVisualStudioShellDesignVersion>$(MicrosoftVisualStudioShellPackagesVersion)</MicrosoftVisualStudioShellDesignVersion>
-    <MicrosoftVisualStudioTelemetryVersion>17.8.138</MicrosoftVisualStudioTelemetryVersion>
+    <MicrosoftVisualStudioTelemetryVersion>17.8.152</MicrosoftVisualStudioTelemetryVersion>
     <MicrosoftVisualStudioTemplateWizardInterfaceVersion>8.0.0.0-alpha</MicrosoftVisualStudioTemplateWizardInterfaceVersion>
     <MicrosoftVisualStudioTextDataVersion>$(VisualStudioEditorPackagesVersion)</MicrosoftVisualStudioTextDataVersion>
     <MicrosoftVisualStudioTextInternalVersion>$(VisualStudioEditorPackagesVersion)</MicrosoftVisualStudioTextInternalVersion>
@@ -206,7 +206,7 @@
     <MicrosoftVisualStudioThreadingAnalyzersVersion>$(MicrosoftVisualStudioThreadingPackagesVersion)</MicrosoftVisualStudioThreadingAnalyzersVersion>
     <MicrosoftVisualStudioThreadingVersion>$(MicrosoftVisualStudioThreadingPackagesVersion)</MicrosoftVisualStudioThreadingVersion>
     <MicrosoftVisualStudioUtilitiesVersion>$(MicrosoftVisualStudioShellPackagesVersion)</MicrosoftVisualStudioUtilitiesVersion>
-    <MicrosoftVisualStudioUtilitiesInternalVersion>16.3.53</MicrosoftVisualStudioUtilitiesInternalVersion>
+    <MicrosoftVisualStudioUtilitiesInternalVersion>16.3.56</MicrosoftVisualStudioUtilitiesInternalVersion>
     <MicrosoftVisualStudioValidationVersion>17.6.11</MicrosoftVisualStudioValidationVersion>
     <MicrosoftVisualStudioInteractiveWindowVersion>4.0.0</MicrosoftVisualStudioInteractiveWindowVersion>
     <MicrosoftVisualStudioVsInteractiveWindowVersion>4.0.0</MicrosoftVisualStudioVsInteractiveWindowVersion>
@@ -215,7 +215,7 @@
     <MicrosoftWin32PrimitivesVersion>4.3.0</MicrosoftWin32PrimitivesVersion>
     <MicrosoftWin32RegistryVersion>5.0.0</MicrosoftWin32RegistryVersion>
     <MicrosoftBuildLocatorVersion>1.6.10</MicrosoftBuildLocatorVersion>
-    <MSBuildStructuredLoggerVersion>2.2.206</MSBuildStructuredLoggerVersion>
+    <MSBuildStructuredLoggerVersion>2.2.386</MSBuildStructuredLoggerVersion>
     <MDbgVersion>0.1.0</MDbgVersion>
     <MonoOptionsVersion>6.6.0.161</MonoOptionsVersion>
     <MoqVersion>4.10.1</MoqVersion>
@@ -319,6 +319,12 @@
     <SystemCollectionsImmutableVersion>7.0.0</SystemCollectionsImmutableVersion>
     <SystemReflectionMetadataVersion>7.0.0</SystemReflectionMetadataVersion>
     <MicrosoftBclAsyncInterfacesVersion>7.0.0</MicrosoftBclAsyncInterfacesVersion>
+    <!--
+      Temporary, servicing branch only version for use with build boss.
+      MSBuildLocator must be updated to work with updated VS on CI machines, but it requires
+      at least SCI version 8.0.0.  We cannot update the 
+    -->
+    <RefOnlySystemCollectionsImmutableVersion>8.0.0</RefOnlySystemCollectionsImmutableVersion>
   </PropertyGroup>
   <PropertyGroup Condition="$([MSBuild]::IsOSPlatform('Windows'))">
     <UsingToolVSSDK>true</UsingToolVSSDK>
diff --git a/src/Tools/BuildBoss/BuildBoss.csproj b/src/Tools/BuildBoss/BuildBoss.csproj
index e700de4b4e5fe..101c7673e8a85 100644
--- a/src/Tools/BuildBoss/BuildBoss.csproj
+++ b/src/Tools/BuildBoss/BuildBoss.csproj
@@ -21,7 +21,8 @@
     <PackageReference Include="Microsoft.Build.Locator" Version="$(MicrosoftBuildLocatorVersion)" PrivateAssets="All" />
     <PackageReference Include="Microsoft.Build.Utilities.Core" Version="$(MicrosoftBuildUtilitiesCoreVersion)" ExcludeAssets="Runtime" PrivateAssets="All" />
     <PackageReference Include="Newtonsoft.Json" Version="$(NewtonsoftJsonVersion)" />
-    <PackageReference Include="System.Collections.Immutable" Version="$(SystemCollectionsImmutableVersion)" />
+    <!-- -->
+    <PackageReference Include="System.Collections.Immutable" Version="$(RefOnlySystemCollectionsImmutableVersion)" />
     <PackageReference Include="System.Reflection.Metadata" Version="$(SystemReflectionMetadataVersion)" />
     <PackageReference Include="MSBuild.StructuredLogger" Version="$(MSBuildStructuredLoggerVersion)" />
     <PackageReference Include="Mono.Options" Version="$(MonoOptionsVersion)" />
diff --git a/src/VisualStudio/Core/Def/Storage/FileDownloader.cs b/src/VisualStudio/Core/Def/Storage/FileDownloader.cs
index 0f721db40906b..34f8f4f1e9ac7 100644
--- a/src/VisualStudio/Core/Def/Storage/FileDownloader.cs
+++ b/src/VisualStudio/Core/Def/Storage/FileDownloader.cs
@@ -19,7 +19,7 @@ public IFileDownloader CreateClient(string hostId, string serverPath, int pollin
         {
             // BaseUrl provided by the VS RemoteControl client team.  This is URL we are supposed
             // to use to publish and access data from.
-            const string BaseUrl = "https://az700632.vo.msecnd.net/pub";
+            const string BaseUrl = "https://aka.ms/vssettings/pub";
 
             return new FileDownloader(new RemoteControlClient(hostId, BaseUrl, serverPath, pollingMinutes));
         }