diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 4fa510265..abe3b297b 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -14,14 +14,14 @@
       <SourceBuild RepoName="source-build-reference-packages" ManagedOnly="true" />
     </Dependency>
     <!-- Intermediate is necessary for source build. -->
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.arcade" Version="9.0.0-beta.25208.6">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.arcade" Version="9.0.0-beta.25271.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>aa61e8c20a869bcc994f8b29eb07d927d2bec6f4</Sha>
+      <Sha>086a1771875b63404b4a710d27250fe384dc2810</Sha>
       <SourceBuild RepoName="arcade" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.25208.6">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.25271.1">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>aa61e8c20a869bcc994f8b29eb07d927d2bec6f4</Sha>
+      <Sha>086a1771875b63404b4a710d27250fe384dc2810</Sha>
     </Dependency>
     <Dependency Name="Microsoft.DotNet.GenAPI.Task" Version="9.0.100-rc.1.24409.1">
       <Uri>https://github.com/dotnet/sdk</Uri>
diff --git a/eng/common/core-templates/job/source-build.yml b/eng/common/core-templates/job/source-build.yml
index c4713c8b6..d47f09d58 100644
--- a/eng/common/core-templates/job/source-build.yml
+++ b/eng/common/core-templates/job/source-build.yml
@@ -26,6 +26,8 @@ parameters:
   #   Specifies the build script to invoke to perform the build in the repo. The default
   #   './build.sh' should work for typical Arcade repositories, but this is customizable for
   #   difficult situations.
+  # buildArguments: ''
+  #   Specifies additional build arguments to pass to the build script.
   # jobProperties: {}
   #   A list of job properties to inject at the top level, for potential extensibility beyond
   #   container and pool.
diff --git a/eng/common/core-templates/job/source-index-stage1.yml b/eng/common/core-templates/job/source-index-stage1.yml
index 205fb5b3a..8b833332b 100644
--- a/eng/common/core-templates/job/source-index-stage1.yml
+++ b/eng/common/core-templates/job/source-index-stage1.yml
@@ -1,7 +1,7 @@
 parameters:
   runAsPublic: false
-  sourceIndexUploadPackageVersion: 2.0.0-20240522.1
-  sourceIndexProcessBinlogPackageVersion: 1.0.1-20240522.1
+  sourceIndexUploadPackageVersion: 2.0.0-20250425.2
+  sourceIndexProcessBinlogPackageVersion: 1.0.1-20250425.2
   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: []
diff --git a/eng/common/core-templates/steps/source-build.yml b/eng/common/core-templates/steps/source-build.yml
index 2915d29bb..37133b55b 100644
--- a/eng/common/core-templates/steps/source-build.yml
+++ b/eng/common/core-templates/steps/source-build.yml
@@ -79,6 +79,7 @@ steps:
     ${{ coalesce(parameters.platform.buildScript, './build.sh') }} --ci \
       --configuration $buildConfig \
       --restore --build --pack $publishArgs -bl \
+      ${{ parameters.platform.buildArguments }} \
       $officialBuildArgs \
       $internalRuntimeDownloadArgs \
       $internalRestoreArgs \
diff --git a/global.json b/global.json
index ce6e9b696..b3bb13b8d 100644
--- a/global.json
+++ b/global.json
@@ -1,9 +1,9 @@
 {
   "tools": {
-    "dotnet": "9.0.105"
+    "dotnet": "9.0.106"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "9.0.0-beta.25208.6",
+    "Microsoft.DotNet.Arcade.Sdk": "9.0.0-beta.25271.1",
     "Microsoft.Build.NoTargets": "3.7.0"
   }
 }