diff --git a/build/dependencies.props b/build/dependencies.props
index 9a9e6c7622..66bc055526 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,35 +3,35 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-17102</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.2.0-preview1-34825</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>2.2.0-preview1-34825</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
-    <MicrosoftAspNetCoreHttpFeaturesPackageVersion>2.2.0-preview1-34825</MicrosoftAspNetCoreHttpFeaturesPackageVersion>
-    <MicrosoftAspNetCoreHttpPackageVersion>2.2.0-preview1-34825</MicrosoftAspNetCoreHttpPackageVersion>
-    <MicrosoftAspNetCoreOwinPackageVersion>2.2.0-preview1-34825</MicrosoftAspNetCoreOwinPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview1-34825</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsConfigurationAbstractionsPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsConfigurationAbstractionsPackageVersion>
-    <MicrosoftExtensionsConfigurationBinderPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsConfigurationBinderPackageVersion>
-    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
-    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
-    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
-    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsConfigurationJsonPackageVersion>
-    <MicrosoftExtensionsConfigurationPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsConfigurationPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsDiagnosticAdapterPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsDiagnosticAdapterPackageVersion>
-    <MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>
-    <MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>
-    <MicrosoftExtensionsFileProvidersPhysicalPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsFileProvidersPhysicalPackageVersion>
-    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsLoggingTestingPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsOptionsPackageVersion>
-    <MicrosoftExtensionsProcessSourcesPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsProcessSourcesPackageVersion>
-    <MicrosoftExtensionsRazorViewsSourcesPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsRazorViewsSourcesPackageVersion>
-    <MicrosoftExtensionsStackTraceSourcesPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsStackTraceSourcesPackageVersion>
-    <MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>2.2.0-preview1-34825</MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-20180731.1</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
+    <MicrosoftAspNetCoreHttpFeaturesPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreHttpFeaturesPackageVersion>
+    <MicrosoftAspNetCoreHttpPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreHttpPackageVersion>
+    <MicrosoftAspNetCoreOwinPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreOwinPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsConfigurationAbstractionsPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsConfigurationAbstractionsPackageVersion>
+    <MicrosoftExtensionsConfigurationBinderPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsConfigurationBinderPackageVersion>
+    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
+    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
+    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
+    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsConfigurationJsonPackageVersion>
+    <MicrosoftExtensionsConfigurationPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsConfigurationPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsDiagnosticAdapterPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsDiagnosticAdapterPackageVersion>
+    <MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsFileProvidersAbstractionsPackageVersion>
+    <MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>
+    <MicrosoftExtensionsFileProvidersPhysicalPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsFileProvidersPhysicalPackageVersion>
+    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsLoggingTestingPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsOptionsPackageVersion>
+    <MicrosoftExtensionsProcessSourcesPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsProcessSourcesPackageVersion>
+    <MicrosoftExtensionsRazorViewsSourcesPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsRazorViewsSourcesPackageVersion>
+    <MicrosoftExtensionsStackTraceSourcesPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsStackTraceSourcesPackageVersion>
+    <MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsTypeNameHelperSourcesPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.9</MicrosoftNETCoreApp20PackageVersion>
     <MicrosoftNETCoreApp21PackageVersion>2.1.2</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview1-26618-02</MicrosoftNETCoreApp22PackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 28cd6a5b03..b6efc7cfcb 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.2.0-preview1-17102
-commithash:e7e2b5a97ca92cfc6acc4def534cb0901a6d1eb9
+version:2.2.0-preview1-20180731.1
+commithash:29fde58465439f4bb9df40830635ed758e063daf