diff --git a/build/dependencies.props b/build/dependencies.props
index f3f6353589..04abd98603 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -4,15 +4,15 @@
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
     <BenchmarkDotNetPackageVersion>0.10.9</BenchmarkDotNetPackageVersion>
-    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview1-15551</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreHtmlAbstractionsPackageVersion>2.1.0-preview1-27498</MicrosoftAspNetCoreHtmlAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview1-27498</MicrosoftAspNetCoreTestingPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview1-15576</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreHtmlAbstractionsPackageVersion>2.1.0-preview1-27644</MicrosoftAspNetCoreHtmlAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview1-27644</MicrosoftAspNetCoreTestingPackageVersion>
     <MicrosoftCodeAnalysisCommonPackageVersion>2.3.1</MicrosoftCodeAnalysisCommonPackageVersion>
     <MicrosoftCodeAnalysisCSharpPackageVersion>2.3.1</MicrosoftCodeAnalysisCSharpPackageVersion>
-    <MicrosoftExtensionsCopyOnWriteDictionarySourcesPackageVersion>2.1.0-preview1-27498</MicrosoftExtensionsCopyOnWriteDictionarySourcesPackageVersion>
+    <MicrosoftExtensionsCopyOnWriteDictionarySourcesPackageVersion>2.1.0-preview1-27644</MicrosoftExtensionsCopyOnWriteDictionarySourcesPackageVersion>
     <MicrosoftExtensionsDependencyModelPackageVersion>2.1.0-preview2-25711-01</MicrosoftExtensionsDependencyModelPackageVersion>
-    <MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion>2.1.0-preview1-27498</MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion>
-    <MicrosoftExtensionsWebEncodersPackageVersion>2.1.0-preview1-27498</MicrosoftExtensionsWebEncodersPackageVersion>
+    <MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion>2.1.0-preview1-27644</MicrosoftExtensionsHashCodeCombinerSourcesPackageVersion>
+    <MicrosoftExtensionsWebEncodersPackageVersion>2.1.0-preview1-27644</MicrosoftExtensionsWebEncodersPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.3.0</MicrosoftNETTestSdkPackageVersion>
     <MicrosoftVisualStudioComponentModelHostPackageVersion>15.0.26606</MicrosoftVisualStudioComponentModelHostPackageVersion>
@@ -28,7 +28,7 @@
     <MicrosoftVisualStudioShellInteropPackageVersion>7.10.6071</MicrosoftVisualStudioShellInteropPackageVersion>
     <MonoAddinsPackageVersion>1.3.7</MonoAddinsPackageVersion>
     <MoqPackageVersion>4.7.49</MoqPackageVersion>
-    <NETStandardLibraryPackageVersion>2.0.0</NETStandardLibraryPackageVersion>
+    <NETStandard20PackageVersion>2.0.0</NETStandard20PackageVersion>
     <NewtonsoftJsonPackageVersion>10.0.1</NewtonsoftJsonPackageVersion>
     <StreamJsonRpcPackageVersion>1.1.92</StreamJsonRpcPackageVersion>
     <SystemDiagnosticsDiagnosticSourcePackageVersion>4.4.1</SystemDiagnosticsDiagnosticSourcePackageVersion>
diff --git a/build/repo.props b/build/repo.props
index 453bb5783c..11253d9b18 100644
--- a/build/repo.props
+++ b/build/repo.props
@@ -12,6 +12,6 @@
   <PropertyGroup>
     <!-- These properties are use by the automation that updates dependencies.props -->
     <LineupPackageId>Internal.AspNetCore.Universe.Lineup</LineupPackageId>
-    <LineupPackageRestoreSource>https://dotnet.myget.org/F/aspnetcore-ci-dev/api/v3/index.json</LineupPackageRestoreSource>
+    <LineupPackageRestoreSource>https://dotnet.myget.org/F/aspnetcore-dev/api/v3/index.json</LineupPackageRestoreSource>
   </PropertyGroup>
 </Project>
diff --git a/build/sources.props b/build/sources.props
index e6a1c2b358..181b021f88 100644
--- a/build/sources.props
+++ b/build/sources.props
@@ -5,7 +5,7 @@
     <RestoreSources>$(DotNetRestoreSources)</RestoreSources>
     <RestoreSources Condition="'$(DotNetBuildOffline)' != 'true' AND '$(AspNetUniverseBuildOffline)' != 'true' ">
       $(RestoreSources);
-      https://dotnet.myget.org/F/aspnetcore-ci-dev/api/v3/index.json;
+      https://dotnet.myget.org/F/aspnetcore-dev/api/v3/index.json;
       https://dotnet.myget.org/F/aspnetcore-tools/api/v3/index.json;
       https://dotnet.myget.org/F/roslyn/api/v3/index.json;
     </RestoreSources>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 95f4613014..1a99066b7c 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.1.0-preview1-15567
-commithash:903e3104807b1bb8cddd28bdef205b1e2dc021d1
+version:2.1.0-preview1-15576
+commithash:2f3856d2ba4f659fcb9253215b83946a06794a27
diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index 38e0d15d69..25771e8046 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup Condition="'$(TargetFrameworkIdentifier)'=='.NETFramework' AND '$(OutputType)'=='library'">
-    <PackageReference Include="NETStandard.Library" Version="$(NETStandardLibraryPackageVersion)" />
+    <PackageReference Include="NETStandard.Library" Version="$(NETStandard20PackageVersion)" />
   </ItemGroup>
 
 </Project>