diff --git a/build/dependencies.props b/build/dependencies.props
index 8ee4a660ee..3b141a3773 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,18 +3,18 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-20180807.2</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreDataProtectionPackageVersion>2.2.0-preview1-34967</MicrosoftAspNetCoreDataProtectionPackageVersion>
-    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.2.0-preview1-34967</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>2.2.0-preview1-34967</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
-    <MicrosoftAspNetCoreHttpPackageVersion>2.2.0-preview1-34967</MicrosoftAspNetCoreHttpPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview1-34967</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftAspNetCoreWebUtilitiesPackageVersion>2.2.0-preview1-34967</MicrosoftAspNetCoreWebUtilitiesPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview1-34967</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview1-34967</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview1-34967</MicrosoftExtensionsLoggingTestingPackageVersion>
-    <MicrosoftExtensionsObjectPoolPackageVersion>2.2.0-preview1-34967</MicrosoftExtensionsObjectPoolPackageVersion>
-    <MicrosoftExtensionsWebEncodersPackageVersion>2.2.0-preview1-34967</MicrosoftExtensionsWebEncodersPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-20180821.1</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreDataProtectionPackageVersion>2.2.0-preview2-35143</MicrosoftAspNetCoreDataProtectionPackageVersion>
+    <MicrosoftAspNetCoreHttpAbstractionsPackageVersion>2.2.0-preview2-35143</MicrosoftAspNetCoreHttpAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>2.2.0-preview2-35143</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
+    <MicrosoftAspNetCoreHttpPackageVersion>2.2.0-preview2-35143</MicrosoftAspNetCoreHttpPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview2-35143</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftAspNetCoreWebUtilitiesPackageVersion>2.2.0-preview2-35143</MicrosoftAspNetCoreWebUtilitiesPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview2-35143</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>2.2.0-preview2-35143</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsLoggingTestingPackageVersion>2.2.0-preview2-35143</MicrosoftExtensionsLoggingTestingPackageVersion>
+    <MicrosoftExtensionsObjectPoolPackageVersion>2.2.0-preview2-35143</MicrosoftExtensionsObjectPoolPackageVersion>
+    <MicrosoftExtensionsWebEncodersPackageVersion>2.2.0-preview2-35143</MicrosoftExtensionsWebEncodersPackageVersion>
     <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 3fbcc80189..ad704918df 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.2.0-preview1-20180807.2
-commithash:11495dbd236104434e08cb1152fcb58cf2a20923
+version:2.2.0-preview1-20180821.1
+commithash:c8d0cc52cd1abb697be24e288ffd54f8fae8bf17