diff --git a/NuGet.config b/NuGet.config
index a6bda978432d..31114114f2fb 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -28,6 +28,7 @@
     <!--  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-2681ee4" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-DotNet-msbuild-Trusted-2681ee4b/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 87033edd2c55..49ef97e7774b 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -73,18 +73,18 @@
       <Sha>f70927a13648c24660c79ff19a6eb2aac100f0ab</Sha>
       <SourceBuild RepoName="emsdk" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.Build" Version="17.12.50">
+    <Dependency Name="Microsoft.Build" Version="17.12.52">
       <Uri>https://github.com/dotnet/msbuild</Uri>
-      <Sha>465c45808f0e9f3c32eb145101eeeccdc29d39e6</Sha>
+      <Sha>2681ee4bc1172eb7bc551555f3e46ddc7381c2ae</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Build.Localization" Version="17.12.50-preview-25517-02">
+    <Dependency Name="Microsoft.Build.Localization" Version="17.12.52-preview-25520-14">
       <Uri>https://github.com/dotnet/msbuild</Uri>
-      <Sha>465c45808f0e9f3c32eb145101eeeccdc29d39e6</Sha>
+      <Sha>2681ee4bc1172eb7bc551555f3e46ddc7381c2ae</Sha>
     </Dependency>
     <!-- Intermediate is necessary for source build. -->
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.msbuild" Version="17.12.50-preview-25517-02">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.msbuild" Version="17.12.52-preview-25520-14">
       <Uri>https://github.com/dotnet/msbuild</Uri>
-      <Sha>465c45808f0e9f3c32eb145101eeeccdc29d39e6</Sha>
+      <Sha>2681ee4bc1172eb7bc551555f3e46ddc7381c2ae</Sha>
       <SourceBuild RepoName="msbuild" ManagedOnly="true" />
     </Dependency>
     <Dependency Name="Microsoft.FSharp.Compiler" Version="12.9.101-beta.25070.7">
diff --git a/eng/Versions.props b/eng/Versions.props
index ca40db63faa3..3568d9e76e65 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -180,8 +180,8 @@
          At usage sites, either we use MicrosoftBuildMinimumVersion, or MicrosoftBuildVersion in source-only modes.
 
          Additionally, set the MinimumVSVersion for the installer UI that's required for targeting NetCurrent -->
-    <MicrosoftBuildVersion>17.12.50</MicrosoftBuildVersion>
-    <MicrosoftBuildLocalizationVersion>17.12.50-preview-25517-02</MicrosoftBuildLocalizationVersion>
+    <MicrosoftBuildVersion>17.12.52</MicrosoftBuildVersion>
+    <MicrosoftBuildLocalizationVersion>17.12.52-preview-25520-14</MicrosoftBuildLocalizationVersion>
     <MicrosoftBuildMinimumVersion Condition="'$(DotNetBuildSourceOnly)' != 'true'">17.11.31</MicrosoftBuildMinimumVersion>
     <MinimumVSVersion>17.12</MinimumVSVersion>
   </PropertyGroup>