diff --git a/NuGet.config b/NuGet.config
index 0815f41ac8a4..c9ce85ce0ea4 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -6,6 +6,7 @@
     <!--  Begin: Package sources from dotnet-aspnetcore -->
     <!--  End: Package sources from dotnet-aspnetcore -->
     <!--  Begin: Package sources from DotNet-msbuild-Trusted -->
+    <add key="darc-pub-DotNet-msbuild-Trusted-9a89d02" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-DotNet-msbuild-Trusted-9a89d02f/nuget/v3/index.json" />
     <!--  End: Package sources from DotNet-msbuild-Trusted -->
     <!--  Begin: Package sources from dotnet-roslyn-analyzers -->
     <!--  End: Package sources from dotnet-roslyn-analyzers -->
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index d908e2d1b3b6..1b2e47b66e5f 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -50,13 +50,13 @@
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>
       <Sha>d099f075e45d2aa6007a22b71b45a08758559f80</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Build" Version="17.4.0">
+    <Dependency Name="Microsoft.Build" Version="17.4.1">
       <Uri>https://github.com/dotnet/msbuild</Uri>
-      <Sha>18d5aef85920037c9d6ff49b1215a4daf515197f</Sha>
+      <Sha>9a89d02ff5de19d84190ebed4a6017df4dc19dc4</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Build.Localization" Version="17.4.0-preview-22518-02">
+    <Dependency Name="Microsoft.Build.Localization" Version="17.4.1-preview-22601-06">
       <Uri>https://github.com/dotnet/msbuild</Uri>
-      <Sha>18d5aef85920037c9d6ff49b1215a4daf515197f</Sha>
+      <Sha>9a89d02ff5de19d84190ebed4a6017df4dc19dc4</Sha>
     </Dependency>
     <Dependency Name="Microsoft.FSharp.Compiler" Version="12.4.0-beta.22571.5">
       <Uri>https://github.com/dotnet/fsharp</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index e4d34101bf63..634fa8b578b5 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -106,7 +106,7 @@
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependencies from https://github.com/Microsoft/msbuild -->
-    <MicrosoftBuildPackageVersion>17.4.0</MicrosoftBuildPackageVersion>
+    <MicrosoftBuildPackageVersion>17.4.1</MicrosoftBuildPackageVersion>
     <MicrosoftBuildCurrentPackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildCurrentPackageVersion>
     <!-- Some tasks and the resolver will need to run in an MSBuild that is older than the very latest,
           so target one that matches the version in minimumMSBuildVersion.
@@ -115,7 +115,7 @@
     <MicrosoftBuildPackageVersion Condition="exists('$(RepoRoot)\src\Layout\redist\minimumMSBuildVersion') and '$(DotNetBuildFromSource)' != 'true'">$([System.IO.File]::ReadAllText('$(RepoRoot)\src\Layout\redist\minimumMSBuildVersion').Trim())</MicrosoftBuildPackageVersion>
     <MicrosoftBuildFrameworkPackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildFrameworkPackageVersion>
     <MicrosoftBuildRuntimePackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildRuntimePackageVersion>
-    <MicrosoftBuildLocalizationPackageVersion>17.4.0-preview-22518-02</MicrosoftBuildLocalizationPackageVersion>
+    <MicrosoftBuildLocalizationPackageVersion>17.4.1-preview-22601-06</MicrosoftBuildLocalizationPackageVersion>
     <MicrosoftBuildUtilitiesCorePackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildUtilitiesCorePackageVersion>
     <MicrosoftBuildTasksCorePackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildTasksCorePackageVersion>
     <MicrosoftBuildVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildVersion>