diff --git a/build/dependencies.props b/build/dependencies.props
index d5f2663f1b..da3533f544 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -5,34 +5,34 @@
   <!-- This files is typically managed by automation. Execute 'run.ps1 upgrade deps' to update these variables to the last-known-good versions. -->
   <PropertyGroup Label="Package Versions">
     <BenchmarkDotNetPackageVersion>0.10.13</BenchmarkDotNetPackageVersion>
-    <InternalAspNetCoreAnalyzersPackageVersion>2.2.0-preview3-35252</InternalAspNetCoreAnalyzersPackageVersion>
-    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-20180911.1</InternalAspNetCoreSdkPackageVersion>
+    <InternalAspNetCoreAnalyzersPackageVersion>2.2.0-preview3-35301</InternalAspNetCoreAnalyzersPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-20180918.1</InternalAspNetCoreSdkPackageVersion>
     <LibuvPackageVersion>1.10.0</LibuvPackageVersion>
-    <MicrosoftAspNetCoreAllPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreAllPackageVersion>
-    <MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>
-    <MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>
-    <MicrosoftAspNetCoreHostingAbstractionsPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreHostingAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreHostingPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreHostingPackageVersion>
-    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreHttpFeaturesPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreHttpFeaturesPackageVersion>
-    <MicrosoftAspNetCoreHttpPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreHttpPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftAspNetCoreWebUtilitiesPackageVersion>2.2.0-preview3-35252</MicrosoftAspNetCoreWebUtilitiesPackageVersion>
-    <MicrosoftExtensionsActivatorUtilitiesSourcesPackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsActivatorUtilitiesSourcesPackageVersion>
-    <MicrosoftExtensionsConfigurationBinderPackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsConfigurationBinderPackageVersion>
-    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
-    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsConfigurationJsonPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsLoggingTestingPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>2.2.0-preview3-35252</MicrosoftExtensionsOptionsPackageVersion>
+    <MicrosoftAspNetCoreAllPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreAllPackageVersion>
+    <MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>
+    <MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>
+    <MicrosoftAspNetCoreHostingAbstractionsPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreHostingAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreHostingPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreHostingPackageVersion>
+    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreHttpFeaturesPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreHttpFeaturesPackageVersion>
+    <MicrosoftAspNetCoreHttpPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreHttpPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftAspNetCoreWebUtilitiesPackageVersion>2.2.0-preview3-35301</MicrosoftAspNetCoreWebUtilitiesPackageVersion>
+    <MicrosoftExtensionsActivatorUtilitiesSourcesPackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsActivatorUtilitiesSourcesPackageVersion>
+    <MicrosoftExtensionsConfigurationBinderPackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsConfigurationBinderPackageVersion>
+    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
+    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsConfigurationJsonPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsLoggingTestingPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>2.2.0-preview3-35301</MicrosoftExtensionsOptionsPackageVersion>
     <MicrosoftInternalAspNetCoreH2SpecAllPackageVersion>2.1.1</MicrosoftInternalAspNetCoreH2SpecAllPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.9</MicrosoftNETCoreApp20PackageVersion>
     <MicrosoftNETCoreApp21PackageVersion>2.1.3</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview2-26905-02</MicrosoftNETCoreApp22PackageVersion>
-    <MicrosoftNetHttpHeadersPackageVersion>2.2.0-preview3-35252</MicrosoftNetHttpHeadersPackageVersion>
+    <MicrosoftNetHttpHeadersPackageVersion>2.2.0-preview3-35301</MicrosoftNetHttpHeadersPackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
     <MoqPackageVersion>4.7.49</MoqPackageVersion>
     <NETStandardLibrary20PackageVersion>2.0.3</NETStandardLibrary20PackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 7124f37441..649bf2ba0b 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.2.0-preview1-20180911.1
-commithash:ddfecdfc6e8e4859db5a0daea578070b862aac65
+version:2.2.0-preview1-20180918.1
+commithash:ad5e3fc53442741a0dd49bce437d2ac72f4b5800