diff --git a/build/dependencies.props b/build/dependencies.props
index 5eea0cd400..c504a539f9 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,33 +3,33 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview2-15693</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreAllPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreAllPackageVersion>
-    <MicrosoftAspNetCoreAuthenticationCorePackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreAuthenticationCorePackageVersion>
-    <MicrosoftAspNetCoreHostingAbstractionsPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreHostingAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreHostingPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreHostingPackageVersion>
-    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
-    <MicrosoftAspNetCoreHttpOverridesPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreHttpOverridesPackageVersion>
-    <MicrosoftAspNetCoreHttpPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreHttpPackageVersion>
-    <MicrosoftAspNetCoreHttpSysSourcesPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreHttpSysSourcesPackageVersion>
-    <MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>0.5.0-preview2-30015</MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>
-    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreServerKestrelPackageVersion>
-    <MicrosoftAspNetCoreTestHostPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreTestHostPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftAspNetCoreWebUtilitiesPackageVersion>2.1.0-preview2-30015</MicrosoftAspNetCoreWebUtilitiesPackageVersion>
-    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-preview2-30015</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
-    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.1.0-preview2-30015</MicrosoftExtensionsConfigurationJsonPackageVersion>
-    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.1.0-preview2-30015</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>2.1.0-preview2-30015</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingDebugPackageVersion>2.1.0-preview2-30015</MicrosoftExtensionsLoggingDebugPackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>2.1.0-preview2-30015</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsLoggingTestingPackageVersion>2.1.0-preview2-30015</MicrosoftExtensionsLoggingTestingPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-preview2-30015</MicrosoftExtensionsOptionsPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview2-15698</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreAllPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreAllPackageVersion>
+    <MicrosoftAspNetCoreAuthenticationCorePackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreAuthenticationCorePackageVersion>
+    <MicrosoftAspNetCoreHostingAbstractionsPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreHostingAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreHostingPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreHostingPackageVersion>
+    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
+    <MicrosoftAspNetCoreHttpOverridesPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreHttpOverridesPackageVersion>
+    <MicrosoftAspNetCoreHttpPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreHttpPackageVersion>
+    <MicrosoftAspNetCoreHttpSysSourcesPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreHttpSysSourcesPackageVersion>
+    <MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>0.5.0-preview2-30066</MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>
+    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreServerKestrelPackageVersion>
+    <MicrosoftAspNetCoreTestHostPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreTestHostPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftAspNetCoreWebUtilitiesPackageVersion>2.1.0-preview2-30066</MicrosoftAspNetCoreWebUtilitiesPackageVersion>
+    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-preview2-30066</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
+    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.1.0-preview2-30066</MicrosoftExtensionsConfigurationJsonPackageVersion>
+    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.1.0-preview2-30066</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>2.1.0-preview2-30066</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingDebugPackageVersion>2.1.0-preview2-30066</MicrosoftExtensionsLoggingDebugPackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>2.1.0-preview2-30066</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsLoggingTestingPackageVersion>2.1.0-preview2-30066</MicrosoftExtensionsLoggingTestingPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-preview2-30066</MicrosoftExtensionsOptionsPackageVersion>
     <MicrosoftExtensionsPlatformAbstractionsPackageVersion>1.1.0</MicrosoftExtensionsPlatformAbstractionsPackageVersion>
-    <MicrosoftExtensionsSecurityHelperSourcesPackageVersion>2.1.0-preview2-30015</MicrosoftExtensionsSecurityHelperSourcesPackageVersion>
+    <MicrosoftExtensionsSecurityHelperSourcesPackageVersion>2.1.0-preview2-30066</MicrosoftExtensionsSecurityHelperSourcesPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
     <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview2-26130-04</MicrosoftNETCoreApp21PackageVersion>
-    <MicrosoftNetHttpHeadersPackageVersion>2.1.0-preview2-30015</MicrosoftNetHttpHeadersPackageVersion>
+    <MicrosoftNetHttpHeadersPackageVersion>2.1.0-preview2-30066</MicrosoftNetHttpHeadersPackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.3.0</MicrosoftNETTestSdkPackageVersion>
     <MicrosoftWebAdministrationPackageVersion>7.0.0</MicrosoftWebAdministrationPackageVersion>
     <SystemBuffersPackageVersion>4.5.0-preview2-26130-01</SystemBuffersPackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index f3c0e9b21b..3e2b56b91b 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.1.0-preview2-15693
-commithash:bbc5ba7e5acafd36dcdcf865d528660892b6418a
+version:2.1.0-preview2-15698
+commithash:7216e5068cb1957e09d45fcbe58a744dd5c2de73