diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 4db2bb5cf73c..c95530c6ab15 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -33,13 +33,13 @@
       <Uri>https://github.com/dotnet/CliCommandLineParser</Uri>
       <Sha>0e89c2116ad28e404ba56c14d1c3f938caa25a01</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Build" Version="16.6.0-preview-20203-01">
+    <Dependency Name="Microsoft.Build" Version="16.6.0-preview-20203-04">
       <Uri>https://github.com/microsoft/msbuild</Uri>
-      <Sha>4c0be33c80b0d575ac1d9dbc156ea972c98181cc</Sha>
+      <Sha>2791d9d93e88325011eb6907579d6fdac0b1b62e</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Build.Localization" Version="16.6.0-preview-20203-01">
+    <Dependency Name="Microsoft.Build.Localization" Version="16.6.0-preview-20203-04">
       <Uri>https://github.com/microsoft/msbuild</Uri>
-      <Sha>4c0be33c80b0d575ac1d9dbc156ea972c98181cc</Sha>
+      <Sha>2791d9d93e88325011eb6907579d6fdac0b1b62e</Sha>
     </Dependency>
     <Dependency Name="Microsoft.FSharp.Compiler" Version="11.0.0-beta.20202.1">
       <Uri>https://github.com/dotnet/fsharp</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index e218719eba6e..6772b111c8e0 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -72,10 +72,10 @@
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependencies from https://github.com/Microsoft/msbuild -->
-    <MicrosoftBuildPackageVersion>16.6.0-preview-20203-01</MicrosoftBuildPackageVersion>
+    <MicrosoftBuildPackageVersion>16.6.0-preview-20203-04</MicrosoftBuildPackageVersion>
     <MicrosoftBuildFrameworkPackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildFrameworkPackageVersion>
     <MicrosoftBuildRuntimePackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildRuntimePackageVersion>
-    <MicrosoftBuildLocalizationPackageVersion>16.6.0-preview-20203-01</MicrosoftBuildLocalizationPackageVersion>
+    <MicrosoftBuildLocalizationPackageVersion>16.6.0-preview-20203-04</MicrosoftBuildLocalizationPackageVersion>
     <MicrosoftBuildUtilitiesCorePackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildUtilitiesCorePackageVersion>
     <MicrosoftBuildVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildVersion>
     <MicrosoftBuildFrameworkVersion>$(MicrosoftBuildFrameworkPackageVersion)</MicrosoftBuildFrameworkVersion>