diff --git a/build/DependencyVersions.props b/build/DependencyVersions.props
index 98fbccae2..e5fd67afa 100644
--- a/build/DependencyVersions.props
+++ b/build/DependencyVersions.props
@@ -12,7 +12,7 @@
     <DotnetWatchPackageVersion>2.1.1</DotnetWatchPackageVersion>
     <MicrosoftNETCoreAppPackageVersion>2.1.2</MicrosoftNETCoreAppPackageVersion>
     <MicrosoftNETCoreDotNetHostResolverPackageVersion>$(MicrosoftNETCoreAppPackageVersion)</MicrosoftNETCoreDotNetHostResolverPackageVersion>
-    <MicrosoftBuildPackageVersion>15.8.166</MicrosoftBuildPackageVersion>
+    <MicrosoftBuildPackageVersion>15.9.0-preview-000006</MicrosoftBuildPackageVersion>
     <MicrosoftBuildFrameworkPackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildFrameworkPackageVersion>
     <MicrosoftBuildRuntimePackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildRuntimePackageVersion>
     <MicrosoftBuildLocalizationPackageVersion>$(MicrosoftBuildPackageVersion)</MicrosoftBuildLocalizationPackageVersion>