diff --git a/build/dependencies.props b/build/dependencies.props
index 5e8d78b14d..a79b66958c 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,45 +3,45 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview1-15651</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.1.0-preview1-27965</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>2.1.0-preview1-27965</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
-    <MicrosoftAspNetCoreHttpFeaturesPackageVersion>2.1.0-preview1-27965</MicrosoftAspNetCoreHttpFeaturesPackageVersion>
-    <MicrosoftAspNetCoreHttpPackageVersion>2.1.0-preview1-27965</MicrosoftAspNetCoreHttpPackageVersion>
-    <MicrosoftAspNetCoreOwinPackageVersion>2.1.0-preview1-27965</MicrosoftAspNetCoreOwinPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview1-27965</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsConfigurationAbstractionsPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsConfigurationAbstractionsPackageVersion>
-    <MicrosoftExtensionsConfigurationBinderPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsConfigurationBinderPackageVersion>
-    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
-    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
-    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
-    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsConfigurationJsonPackageVersion>
-    <MicrosoftExtensionsConfigurationPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsConfigurationPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsDiagnosticAdapterPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsDiagnosticAdapterPackageVersion>
-    <MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>
-    <MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>
-    <MicrosoftExtensionsFileProvidersPhysicalPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsFileProvidersPhysicalPackageVersion>
-    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsLoggingTestingPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsLoggingTestingPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsOptionsPackageVersion>
-    <MicrosoftExtensionsProcessSourcesPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsProcessSourcesPackageVersion>
-    <MicrosoftExtensionsRazorViewsSourcesPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsRazorViewsSourcesPackageVersion>
-    <MicrosoftExtensionsStackTraceSourcesPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsStackTraceSourcesPackageVersion>
-    <MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>2.1.0-preview1-27965</MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview2-15694</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.1.0-preview2-30020</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>2.1.0-preview2-30020</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
+    <MicrosoftAspNetCoreHttpFeaturesPackageVersion>2.1.0-preview2-30020</MicrosoftAspNetCoreHttpFeaturesPackageVersion>
+    <MicrosoftAspNetCoreHttpPackageVersion>2.1.0-preview2-30020</MicrosoftAspNetCoreHttpPackageVersion>
+    <MicrosoftAspNetCoreOwinPackageVersion>2.1.0-preview2-30020</MicrosoftAspNetCoreOwinPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview2-30020</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsConfigurationAbstractionsPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsConfigurationAbstractionsPackageVersion>
+    <MicrosoftExtensionsConfigurationBinderPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsConfigurationBinderPackageVersion>
+    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
+    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
+    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
+    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsConfigurationJsonPackageVersion>
+    <MicrosoftExtensionsConfigurationPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsConfigurationPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsDiagnosticAdapterPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsDiagnosticAdapterPackageVersion>
+    <MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>
+    <MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>
+    <MicrosoftExtensionsFileProvidersPhysicalPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsFileProvidersPhysicalPackageVersion>
+    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsLoggingTestingPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsLoggingTestingPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsOptionsPackageVersion>
+    <MicrosoftExtensionsProcessSourcesPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsProcessSourcesPackageVersion>
+    <MicrosoftExtensionsRazorViewsSourcesPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsRazorViewsSourcesPackageVersion>
+    <MicrosoftExtensionsStackTraceSourcesPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsStackTraceSourcesPackageVersion>
+    <MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>2.1.0-preview2-30020</MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
-    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview1-26016-05</MicrosoftNETCoreApp21PackageVersion>
+    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview2-26130-04</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETCoreWindowsApiSetsPackageVersion>1.0.1</MicrosoftNETCoreWindowsApiSetsPackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.3.0</MicrosoftNETTestSdkPackageVersion>
     <MoqPackageVersion>4.7.49</MoqPackageVersion>
     <SerilogExtensionsLoggingPackageVersion>1.4.0</SerilogExtensionsLoggingPackageVersion>
     <SerilogSinksFilePackageVersion>3.2.0</SerilogSinksFilePackageVersion>
-    <SystemDiagnosticsDiagnosticSourcePackageVersion>4.5.0-preview1-26016-05</SystemDiagnosticsDiagnosticSourcePackageVersion>
-    <SystemReflectionMetadataPackageVersion>1.6.0-preview1-25914-04</SystemReflectionMetadataPackageVersion>
-    <SystemServiceProcessServiceControllerPackageVersion>4.5.0-preview1-26016-05</SystemServiceProcessServiceControllerPackageVersion>
+    <SystemDiagnosticsDiagnosticSourcePackageVersion>4.5.0-preview2-26130-01</SystemDiagnosticsDiagnosticSourcePackageVersion>
+    <SystemReflectionMetadataPackageVersion>1.6.0-preview2-26126-03</SystemReflectionMetadataPackageVersion>
+    <SystemServiceProcessServiceControllerPackageVersion>4.5.0-preview2-26130-01</SystemServiceProcessServiceControllerPackageVersion>
     <XunitPackageVersion>2.3.1</XunitPackageVersion>
     <XunitRunnerVisualStudioPackageVersion>2.3.1</XunitRunnerVisualStudioPackageVersion>
   </PropertyGroup>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 2146d006d7..6f294ef0e6 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.1.0-preview1-15661
-commithash:c9349d4c8a495d3085d9b879214d80f2f45e2193
+version:2.1.0-preview2-15694
+commithash:f61af02b48e89592c9aadb7ebaebe84228666c3b