diff --git a/build/dependencies.props b/build/dependencies.props
index 184016827bb5735da0c18283969084c414c30ff4..e19f6783f8f60c0d22a47e2489dc0f175cd27708 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,26 +3,26 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-17102</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreAuthenticationCookiesPackageVersion>2.2.0-preview1-34823</MicrosoftAspNetCoreAuthenticationCookiesPackageVersion>
-    <MicrosoftAspNetCoreHostingPackageVersion>2.2.0-preview1-34823</MicrosoftAspNetCoreHostingPackageVersion>
-    <MicrosoftAspNetCoreMvcPackageVersion>2.2.0-a-preview1-obs-18917</MicrosoftAspNetCoreMvcPackageVersion>
-    <MicrosoftAspNetCoreMvcRazorPagesPackageVersion>2.2.0-a-preview1-obs-18917</MicrosoftAspNetCoreMvcRazorPagesPackageVersion>
-    <MicrosoftAspNetCoreRazorDesignPackageVersion>2.2.0-preview1-34823</MicrosoftAspNetCoreRazorDesignPackageVersion>
-    <MicrosoftAspNetCoreRazorRuntimePackageVersion>2.2.0-preview1-34823</MicrosoftAspNetCoreRazorRuntimePackageVersion>
-    <MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>0.6.0-preview1-34823</MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>
-    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.2.0-preview1-34823</MicrosoftAspNetCoreServerKestrelPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview1-34823</MicrosoftAspNetCoreTestingPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-20180731.1</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreAuthenticationCookiesPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreAuthenticationCookiesPackageVersion>
+    <MicrosoftAspNetCoreHostingPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreHostingPackageVersion>
+    <MicrosoftAspNetCoreMvcPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreMvcPackageVersion>
+    <MicrosoftAspNetCoreMvcRazorPagesPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreMvcRazorPagesPackageVersion>
+    <MicrosoftAspNetCoreRazorDesignPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreRazorDesignPackageVersion>
+    <MicrosoftAspNetCoreRazorRuntimePackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreRazorRuntimePackageVersion>
+    <MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>0.6.0-preview1-34882</MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>
+    <MicrosoftAspNetCoreServerKestrelPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreServerKestrelPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview1-34882</MicrosoftAspNetCoreTestingPackageVersion>
     <MicrosoftBuildTasksCorePackageVersion>15.6.82</MicrosoftBuildTasksCorePackageVersion>
-    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>2.2.0-preview1-34823</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
-    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.2.0-preview1-34823</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>2.2.0-preview1-34823</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview1-34823</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview1-34823</MicrosoftExtensionsLoggingTestingPackageVersion>
+    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
+    <MicrosoftExtensionsConfigurationCommandLinePackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsConfigurationCommandLinePackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview1-34882</MicrosoftExtensionsLoggingTestingPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.9</MicrosoftNETCoreApp20PackageVersion>
     <MicrosoftNETCoreApp21PackageVersion>2.1.2</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview1-26618-02</MicrosoftNETCoreApp22PackageVersion>
-    <MicrosoftNETSdkRazorPackageVersion>2.2.0-preview1-34823</MicrosoftNETSdkRazorPackageVersion>
+    <MicrosoftNETSdkRazorPackageVersion>2.2.0-preview1-34882</MicrosoftNETSdkRazorPackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
     <NETStandardLibrary20PackageVersion>2.0.3</NETStandardLibrary20PackageVersion>
     <XunitPackageVersion>2.3.1</XunitPackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 6b8da29e6bedcc0d19f747736c0a3712e3914c45..c7af2292c73f701bb63e49bc3798329e5bb38a85 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