diff --git a/build/dependencies.props b/build/dependencies.props
index a9ec2c3415..2fab2c7bfa 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,33 +3,33 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>3.0.0-alpha1-20180911.2</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreAuthenticationAbstractionsPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreAuthenticationAbstractionsPackageVersion>
-    <MicrosoftAspNetCoreAuthenticationCorePackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreAuthenticationCorePackageVersion>
-    <MicrosoftAspNetCoreDataProtectionExtensionsPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreDataProtectionExtensionsPackageVersion>
-    <MicrosoftAspNetCoreDataProtectionPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreDataProtectionPackageVersion>
-    <MicrosoftAspNetCoreDiagnosticsPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreDiagnosticsPackageVersion>
-    <MicrosoftAspNetCoreHostingPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreHostingPackageVersion>
-    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
-    <MicrosoftAspNetCoreHttpPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreHttpPackageVersion>
-    <MicrosoftAspNetCoreServerIISIntegrationPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreServerIISIntegrationPackageVersion>
-    <MicrosoftAspNetCoreServerKestrelHttpsPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreServerKestrelHttpsPackageVersion>
-    <MicrosoftAspNetCoreServerKestrelPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreServerKestrelPackageVersion>
-    <MicrosoftAspNetCoreStaticFilesPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreStaticFilesPackageVersion>
-    <MicrosoftAspNetCoreTestHostPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreTestHostPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>3.0.0-alpha1-10454</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsCachingMemoryPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsCachingMemoryPackageVersion>
-    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
-    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>
-    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsLoggingConsolePackageVersion>
-    <MicrosoftExtensionsLoggingDebugPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsLoggingDebugPackageVersion>
-    <MicrosoftExtensionsLoggingPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsLoggingPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsOptionsPackageVersion>
-    <MicrosoftExtensionsSecurityHelperSourcesPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsSecurityHelperSourcesPackageVersion>
-    <MicrosoftExtensionsWebEncodersPackageVersion>3.0.0-alpha1-10454</MicrosoftExtensionsWebEncodersPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>3.0.0-alpha1-20180919.1</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreAuthenticationAbstractionsPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreAuthenticationAbstractionsPackageVersion>
+    <MicrosoftAspNetCoreAuthenticationCorePackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreAuthenticationCorePackageVersion>
+    <MicrosoftAspNetCoreDataProtectionExtensionsPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreDataProtectionExtensionsPackageVersion>
+    <MicrosoftAspNetCoreDataProtectionPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreDataProtectionPackageVersion>
+    <MicrosoftAspNetCoreDiagnosticsPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreDiagnosticsPackageVersion>
+    <MicrosoftAspNetCoreHostingPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreHostingPackageVersion>
+    <MicrosoftAspNetCoreHttpExtensionsPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreHttpExtensionsPackageVersion>
+    <MicrosoftAspNetCoreHttpPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreHttpPackageVersion>
+    <MicrosoftAspNetCoreServerIISIntegrationPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreServerIISIntegrationPackageVersion>
+    <MicrosoftAspNetCoreServerKestrelHttpsPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreServerKestrelHttpsPackageVersion>
+    <MicrosoftAspNetCoreServerKestrelPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreServerKestrelPackageVersion>
+    <MicrosoftAspNetCoreStaticFilesPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreStaticFilesPackageVersion>
+    <MicrosoftAspNetCoreTestHostPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreTestHostPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>3.0.0-alpha1-10495</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsCachingMemoryPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsCachingMemoryPackageVersion>
+    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
+    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsFileProvidersEmbeddedPackageVersion>
+    <MicrosoftExtensionsLoggingAbstractionsPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsLoggingAbstractionsPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <MicrosoftExtensionsLoggingDebugPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsLoggingDebugPackageVersion>
+    <MicrosoftExtensionsLoggingPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsLoggingPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsOptionsPackageVersion>
+    <MicrosoftExtensionsSecurityHelperSourcesPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsSecurityHelperSourcesPackageVersion>
+    <MicrosoftExtensionsWebEncodersPackageVersion>3.0.0-alpha1-10495</MicrosoftExtensionsWebEncodersPackageVersion>
     <MicrosoftIdentityModelClientsActiveDirectoryPackageVersion>3.14.2</MicrosoftIdentityModelClientsActiveDirectoryPackageVersion>
     <MicrosoftIdentityModelProtocolsOpenIdConnectPackageVersion>5.2.0</MicrosoftIdentityModelProtocolsOpenIdConnectPackageVersion>
     <MicrosoftIdentityModelProtocolsWsFederationPackageVersion>5.2.0</MicrosoftIdentityModelProtocolsWsFederationPackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index a817c10d28..d66a13bdc7 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:3.0.0-alpha1-20180911.2
-commithash:2a2b7dbea1b247930c41da497f4ea0b2bb756818
+version:3.0.0-alpha1-20180919.1
+commithash:3066ae0a230870ea07e3f132605b5e5493f8bbd4