diff --git a/Directory.Build.targets b/Directory.Build.targets
index dcad8aaec7..87df986fba 100644
--- a/Directory.Build.targets
+++ b/Directory.Build.targets
@@ -2,5 +2,6 @@
   <PropertyGroup>
     <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp2.0' ">$(MicrosoftNETCoreApp20PackageVersion)</RuntimeFrameworkVersion>
     <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp2.1' ">$(MicrosoftNETCoreApp21PackageVersion)</RuntimeFrameworkVersion>
+    <NETStandardImplicitPackageVersion Condition=" '$(TargetFramework)' == 'netstandard2.0' ">$(NETStandardLibrary20PackageVersion)</NETStandardImplicitPackageVersion>
   </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/build/dependencies.props b/build/dependencies.props
index 1fa639a339..523b539c5a 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -35,6 +35,7 @@
     <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview3-26413-05</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETSdkRazorPackageVersion>2.1.0-preview3-32233</MicrosoftNETSdkRazorPackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
+    <NETStandardLibrary20PackageVersion>2.0.1</NETStandardLibrary20PackageVersion>
     <MicrosoftVisualStudioWebBrowserLinkPackageVersion>2.1.0-preview3-32233</MicrosoftVisualStudioWebBrowserLinkPackageVersion>
     <MicrosoftVisualStudioWebCodeGenerationDesignPackageVersion>2.1.0-preview3-32233</MicrosoftVisualStudioWebCodeGenerationDesignPackageVersion>
     <SeleniumFirefoxWebDriverPackageVersion>0.19.0</SeleniumFirefoxWebDriverPackageVersion>