diff --git a/build/dependencies.props b/build/dependencies.props
index dc5e59830b..ff465aacf2 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,29 +3,29 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-20180928.5</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreAspNetCoreModulePackageVersion>2.2.0-preview3-35359</MicrosoftAspNetCoreAspNetCoreModulePackageVersion>
-    <MicrosoftAspNetCoreAspNetCoreModuleV2PackageVersion>2.2.0-preview3-35359</MicrosoftAspNetCoreAspNetCoreModuleV2PackageVersion>
-    <MicrosoftAspNetCoreResponseCompressionPackageVersion>2.2.0-preview3-35359</MicrosoftAspNetCoreResponseCompressionPackageVersion>
-    <MicrosoftAspNetCoreServerHttpSysPackageVersion>2.2.0-preview3-35359</MicrosoftAspNetCoreServerHttpSysPackageVersion>
-    <MicrosoftAspNetCoreServerIISIntegrationPackageVersion>2.2.0-preview3-35359</MicrosoftAspNetCoreServerIISIntegrationPackageVersion>
-    <MicrosoftAspNetCoreServerIISPackageVersion>2.2.0-preview3-35359</MicrosoftAspNetCoreServerIISPackageVersion>
-    <MicrosoftAspNetCoreServerIntegrationTestingIISPackageVersion>2.2.0-preview3-35359</MicrosoftAspNetCoreServerIntegrationTestingIISPackageVersion>
-    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.2.0-preview3-35359</MicrosoftAspNetCoreServerKestrelPackageVersion>
-    <MicrosoftAspNetCoreWebUtilitiesPackageVersion>2.2.0-preview3-35359</MicrosoftAspNetCoreWebUtilitiesPackageVersion>
-    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.2.0-preview3-35359</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
-    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.2.0-preview3-35359</MicrosoftExtensionsConfigurationJsonPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>2.2.0-preview3-35359</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview3-35359</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview3-35359</MicrosoftExtensionsLoggingTestingPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview2-20181004.6</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreAspNetCoreModulePackageVersion>2.2.0-preview3-35425</MicrosoftAspNetCoreAspNetCoreModulePackageVersion>
+    <MicrosoftAspNetCoreAspNetCoreModuleV2PackageVersion>2.2.0-preview3-35425</MicrosoftAspNetCoreAspNetCoreModuleV2PackageVersion>
+    <MicrosoftAspNetCoreResponseCompressionPackageVersion>2.2.0-preview3-35425</MicrosoftAspNetCoreResponseCompressionPackageVersion>
+    <MicrosoftAspNetCoreServerHttpSysPackageVersion>2.2.0-preview3-35425</MicrosoftAspNetCoreServerHttpSysPackageVersion>
+    <MicrosoftAspNetCoreServerIISIntegrationPackageVersion>2.2.0-preview3-35425</MicrosoftAspNetCoreServerIISIntegrationPackageVersion>
+    <MicrosoftAspNetCoreServerIISPackageVersion>2.2.0-preview3-35425</MicrosoftAspNetCoreServerIISPackageVersion>
+    <MicrosoftAspNetCoreServerIntegrationTestingIISPackageVersion>2.2.0-preview3-35425</MicrosoftAspNetCoreServerIntegrationTestingIISPackageVersion>
+    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.2.0-preview3-35425</MicrosoftAspNetCoreServerKestrelPackageVersion>
+    <MicrosoftAspNetCoreWebUtilitiesPackageVersion>2.2.0-preview3-35425</MicrosoftAspNetCoreWebUtilitiesPackageVersion>
+    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.2.0-preview3-35425</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
+    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.2.0-preview3-35425</MicrosoftExtensionsConfigurationJsonPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>2.2.0-preview3-35425</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview3-35425</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview3-35425</MicrosoftExtensionsLoggingTestingPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.9</MicrosoftNETCoreApp20PackageVersion>
     <MicrosoftNETCoreApp21PackageVersion>2.1.3</MicrosoftNETCoreApp21PackageVersion>
-    <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview3-26927-02</MicrosoftNETCoreApp22PackageVersion>
-    <MicrosoftNetHttpHeadersPackageVersion>2.2.0-preview3-35359</MicrosoftNetHttpHeadersPackageVersion>
+    <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview3-27001-02</MicrosoftNETCoreApp22PackageVersion>
+    <MicrosoftNetHttpHeadersPackageVersion>2.2.0-preview3-35425</MicrosoftNetHttpHeadersPackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
     <NETStandardLibrary20PackageVersion>2.0.3</NETStandardLibrary20PackageVersion>
     <SerilogExtensionsLoggingPackageVersion>1.4.0</SerilogExtensionsLoggingPackageVersion>
-    <SerilogSinksFilePackageVersion>3.2.0</SerilogSinksFilePackageVersion>
+    <SerilogSinksFilePackageVersion>4.0.0</SerilogSinksFilePackageVersion>
     <XunitPackageVersion>2.3.1</XunitPackageVersion>
     <XunitRunnerVisualStudioPackageVersion>2.4.0</XunitRunnerVisualStudioPackageVersion>
   </PropertyGroup>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 26697a21fa..96fe3217ef 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.2.0-preview1-20180928.5
-commithash:43faa29f679f47b88689d645b39e6be5e0055d70
+version:2.2.0-preview2-20181004.6
+commithash:c04c4b2f5018632647f96210ab01876661302dac