diff --git a/build/dependencies.props b/build/dependencies.props
index 69c5b8ed06..1e9d6045c4 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,27 +3,27 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview2-15742</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreDiagnosticsPackageVersion>2.1.0-preview2-30431</MicrosoftAspNetCoreDiagnosticsPackageVersion>
-    <MicrosoftAspNetCoreHostFilteringPackageVersion>2.1.0-preview2-30431</MicrosoftAspNetCoreHostFilteringPackageVersion>
-    <MicrosoftAspNetCoreHostingPackageVersion>2.1.0-preview2-30431</MicrosoftAspNetCoreHostingPackageVersion>
-    <MicrosoftAspNetCoreRoutingPackageVersion>2.1.0-preview2-30431</MicrosoftAspNetCoreRoutingPackageVersion>
-    <MicrosoftAspNetCoreServerIISIntegrationPackageVersion>2.1.0-preview2-30431</MicrosoftAspNetCoreServerIISIntegrationPackageVersion>
-    <MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>0.5.0-preview2-30431</MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>
-    <MicrosoftAspNetCoreServerKestrelHttpsPackageVersion>2.1.0-preview2-30431</MicrosoftAspNetCoreServerKestrelHttpsPackageVersion>
-    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.1.0-preview2-30431</MicrosoftAspNetCoreServerKestrelPackageVersion>
-    <MicrosoftAspNetCoreStaticFilesPackageVersion>2.1.0-preview2-30431</MicrosoftAspNetCoreStaticFilesPackageVersion>
-    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.1.0-preview2-30431</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
-    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-preview2-30431</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
-    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>2.1.0-preview2-30431</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
-    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.1.0-preview2-30431</MicrosoftExtensionsConfigurationJsonPackageVersion>
-    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>2.1.0-preview2-30431</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
-    <MicrosoftExtensionsLoggingConfigurationPackageVersion>2.1.0-preview2-30431</MicrosoftExtensionsLoggingConfigurationPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>2.1.0-preview2-30431</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingDebugPackageVersion>2.1.0-preview2-30431</MicrosoftExtensionsLoggingDebugPackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>2.1.0-preview2-30431</MicrosoftExtensionsLoggingPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview2-15749</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreDiagnosticsPackageVersion>2.1.0-preview2-30478</MicrosoftAspNetCoreDiagnosticsPackageVersion>
+    <MicrosoftAspNetCoreHostFilteringPackageVersion>2.1.0-preview2-30478</MicrosoftAspNetCoreHostFilteringPackageVersion>
+    <MicrosoftAspNetCoreHostingPackageVersion>2.1.0-preview2-30478</MicrosoftAspNetCoreHostingPackageVersion>
+    <MicrosoftAspNetCoreRoutingPackageVersion>2.1.0-preview2-30478</MicrosoftAspNetCoreRoutingPackageVersion>
+    <MicrosoftAspNetCoreServerIISIntegrationPackageVersion>2.1.0-preview2-30478</MicrosoftAspNetCoreServerIISIntegrationPackageVersion>
+    <MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>0.5.0-preview2-30478</MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>
+    <MicrosoftAspNetCoreServerKestrelHttpsPackageVersion>2.1.0-preview2-30478</MicrosoftAspNetCoreServerKestrelHttpsPackageVersion>
+    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.1.0-preview2-30478</MicrosoftAspNetCoreServerKestrelPackageVersion>
+    <MicrosoftAspNetCoreStaticFilesPackageVersion>2.1.0-preview2-30478</MicrosoftAspNetCoreStaticFilesPackageVersion>
+    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.1.0-preview2-30478</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
+    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-preview2-30478</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
+    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>2.1.0-preview2-30478</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
+    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.1.0-preview2-30478</MicrosoftExtensionsConfigurationJsonPackageVersion>
+    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>2.1.0-preview2-30478</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
+    <MicrosoftExtensionsLoggingConfigurationPackageVersion>2.1.0-preview2-30478</MicrosoftExtensionsLoggingConfigurationPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>2.1.0-preview2-30478</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingDebugPackageVersion>2.1.0-preview2-30478</MicrosoftExtensionsLoggingDebugPackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>2.1.0-preview2-30478</MicrosoftExtensionsLoggingPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
-    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview2-26314-02</MicrosoftNETCoreApp21PackageVersion>
+    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview2-26326-03</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
     <MoqPackageVersion>4.7.49</MoqPackageVersion>
     <XunitPackageVersion>2.3.1</XunitPackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index e40ef6651b..b8e036fe2c 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.1.0-preview2-15742
-commithash:21fbb0f2c3fe4a9216e2d59632b98cfd7d685962
+version:2.1.0-preview2-15749
+commithash:5544c9ab20fa5e24b9e155d8958a3c3b6f5f9df9