diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index afbdc2174a..a1e0e5dd9a 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -3,29 +3,29 @@
   <ProductDependencies>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.24204.4">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.24218.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>bd9b4590681e602535ed414e98a17e6ba121dca4</Sha>
+      <Sha>6a6f2717562e54654ddd34f71e3838048aaf8a39</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="6.0.0-beta.24204.4">
+    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="6.0.0-beta.24218.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>bd9b4590681e602535ed414e98a17e6ba121dca4</Sha>
+      <Sha>6a6f2717562e54654ddd34f71e3838048aaf8a39</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Packaging" Version="6.0.0-beta.24204.4">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Packaging" Version="6.0.0-beta.24218.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>bd9b4590681e602535ed414e98a17e6ba121dca4</Sha>
+      <Sha>6a6f2717562e54654ddd34f71e3838048aaf8a39</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Templating" Version="6.0.0-beta.24204.4">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Templating" Version="6.0.0-beta.24218.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>bd9b4590681e602535ed414e98a17e6ba121dca4</Sha>
+      <Sha>6a6f2717562e54654ddd34f71e3838048aaf8a39</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Installers" Version="6.0.0-beta.24204.4">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Installers" Version="6.0.0-beta.24218.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>bd9b4590681e602535ed414e98a17e6ba121dca4</Sha>
+      <Sha>6a6f2717562e54654ddd34f71e3838048aaf8a39</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Workloads" Version="6.0.0-beta.24204.4">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Workloads" Version="6.0.0-beta.24218.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>bd9b4590681e602535ed414e98a17e6ba121dca4</Sha>
+      <Sha>6a6f2717562e54654ddd34f71e3838048aaf8a39</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 7e7fdbf99b..1086438e0e 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -15,10 +15,10 @@
     <DotNetFinalVersionKind Condition="'$(StabilizePackageVersion)' == 'true'">release</DotNetFinalVersionKind>
   </PropertyGroup>
   <PropertyGroup>
-    <MicrosoftDotNetBuildTasksPackagingVersion>6.0.0-beta.24204.4</MicrosoftDotNetBuildTasksPackagingVersion>
-    <MicrosoftDotNetBuildTasksTemplatingVersion>6.0.0-beta.24204.4</MicrosoftDotNetBuildTasksTemplatingVersion>
-    <MicrosoftDotNetBuildTasksInstallersPackageVersion>6.0.0-beta.24204.4</MicrosoftDotNetBuildTasksInstallersPackageVersion>
-    <MicrosoftDotNetBuildTasksWorkloadsPackageVersion>6.0.0-beta.24204.4</MicrosoftDotNetBuildTasksWorkloadsPackageVersion>
+    <MicrosoftDotNetBuildTasksPackagingVersion>6.0.0-beta.24218.1</MicrosoftDotNetBuildTasksPackagingVersion>
+    <MicrosoftDotNetBuildTasksTemplatingVersion>6.0.0-beta.24218.1</MicrosoftDotNetBuildTasksTemplatingVersion>
+    <MicrosoftDotNetBuildTasksInstallersPackageVersion>6.0.0-beta.24218.1</MicrosoftDotNetBuildTasksInstallersPackageVersion>
+    <MicrosoftDotNetBuildTasksWorkloadsPackageVersion>6.0.0-beta.24218.1</MicrosoftDotNetBuildTasksWorkloadsPackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <SwixPackageVersion>1.1.87-gba258badda</SwixPackageVersion>
diff --git a/eng/common/templates-official/job/source-index-stage1.yml b/eng/common/templates-official/job/source-index-stage1.yml
index e96ec3cbe0..f04ad04c2b 100644
--- a/eng/common/templates-official/job/source-index-stage1.yml
+++ b/eng/common/templates-official/job/source-index-stage1.yml
@@ -1,6 +1,6 @@
 parameters:
   runAsPublic: false
-  sourceIndexPackageVersion: 1.0.1-20210614.1
+  sourceIndexPackageVersion: 1.0.1-20240320.1
   sourceIndexPackageSource: https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-tools/nuget/v3/index.json
   sourceIndexBuildCommand: powershell -NoLogo -NoProfile -ExecutionPolicy Bypass -Command "eng/common/build.ps1 -restore -build -binarylog -ci"
   preSteps: []
@@ -32,10 +32,10 @@ jobs:
     - ${{ preStep }}
 
   - task: UseDotNet@2
-    displayName: Use .NET Core sdk 3.1
+    displayName: Use .NET 8 SDK
     inputs:
       packageType: sdk
-      version: 3.1.x
+      version: 8.0.x
       installationPath: $(Agent.TempDirectory)/dotnet
       workingDirectory: $(Agent.TempDirectory)
 
diff --git a/eng/common/templates-official/jobs/source-build.yml b/eng/common/templates-official/jobs/source-build.yml
index 2159009dc8..b9a1f67b9a 100644
--- a/eng/common/templates-official/jobs/source-build.yml
+++ b/eng/common/templates-official/jobs/source-build.yml
@@ -14,7 +14,7 @@ parameters:
   # This is the default platform provided by Arcade, intended for use by a managed-only repo.
   defaultManagedPlatform:
     name: 'Managed'
-    container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:centos-7-3e800f1-20190501005343'
+    container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:centos-7'
 
   # Defines the platforms on which to run build jobs. One job is created for each platform, and the
   # object in this array is sent to the job template as 'platform'. If no platforms are specified,
diff --git a/eng/common/templates/job/source-index-stage1.yml b/eng/common/templates/job/source-index-stage1.yml
index d8990549e8..b710698eb4 100644
--- a/eng/common/templates/job/source-index-stage1.yml
+++ b/eng/common/templates/job/source-index-stage1.yml
@@ -1,6 +1,6 @@
 parameters:
   runAsPublic: false
-  sourceIndexPackageVersion: 1.0.1-20210614.1
+  sourceIndexPackageVersion: 1.0.1-20240320.1
   sourceIndexPackageSource: https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-tools/nuget/v3/index.json
   sourceIndexBuildCommand: powershell -NoLogo -NoProfile -ExecutionPolicy Bypass -Command "eng/common/build.ps1 -restore -build -binarylog -ci"
   preSteps: []
@@ -30,10 +30,10 @@ jobs:
     - ${{ preStep }}
 
   - task: UseDotNet@2
-    displayName: Use .NET Core sdk 3.1
+    displayName: Use .NET 8 SDK
     inputs:
       packageType: sdk
-      version: 3.1.x
+      version: 8.0.x
       installationPath: $(Agent.TempDirectory)/dotnet
       workingDirectory: $(Agent.TempDirectory)
 
diff --git a/eng/common/templates/jobs/source-build.yml b/eng/common/templates/jobs/source-build.yml
index 00aa98eb3b..7c240e6544 100644
--- a/eng/common/templates/jobs/source-build.yml
+++ b/eng/common/templates/jobs/source-build.yml
@@ -14,7 +14,7 @@ parameters:
   # This is the default platform provided by Arcade, intended for use by a managed-only repo.
   defaultManagedPlatform:
     name: 'Managed'
-    container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:centos-7-3e800f1-20190501005343'
+    container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:centos-7'
 
   # Defines the platforms on which to run build jobs. One job is created for each platform, and the
   # object in this array is sent to the job template as 'platform'. If no platforms are specified,
diff --git a/global.json b/global.json
index 157f447d93..99b82fadb7 100644
--- a/global.json
+++ b/global.json
@@ -1,9 +1,9 @@
 {
   "tools": {
-    "dotnet": "6.0.128"
+    "dotnet": "6.0.129"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.24204.4",
-    "Microsoft.DotNet.Helix.Sdk": "6.0.0-beta.24204.4"
+    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.24218.1",
+    "Microsoft.DotNet.Helix.Sdk": "6.0.0-beta.24218.1"
   }
 }