diff --git a/build/dependencies.props b/build/dependencies.props
index c560193114..d60339d79d 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,17 +3,17 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>3.0.0-alpha1-20180810.1</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>3.0.0-alpha1-10275</MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>3.0.0-alpha1-10275</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>3.0.0-alpha1-10275</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
-    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>3.0.0-alpha1-10275</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
-    <MicrosoftExtensionsProcessSourcesPackageVersion>3.0.0-alpha1-10275</MicrosoftExtensionsProcessSourcesPackageVersion>
-    <MicrosoftNETCoreApp30PackageVersion>3.0.0-preview1-26810-02</MicrosoftNETCoreApp30PackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>3.0.0-alpha1-20180817.3</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>3.0.0-alpha1-10321</MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>3.0.0-alpha1-10321</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>3.0.0-alpha1-10321</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
+    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>3.0.0-alpha1-10321</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
+    <MicrosoftExtensionsProcessSourcesPackageVersion>3.0.0-alpha1-10321</MicrosoftExtensionsProcessSourcesPackageVersion>
+    <MicrosoftNETCoreApp30PackageVersion>3.0.0-preview1-26817-04</MicrosoftNETCoreApp30PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
     <NETStandardLibrary20PackageVersion>2.0.3</NETStandardLibrary20PackageVersion>
-    <SystemDataSqlClientPackageVersion>4.6.0-preview1-26807-04</SystemDataSqlClientPackageVersion>
-    <SystemSecurityCryptographyCngPackageVersion>4.6.0-preview1-26807-04</SystemSecurityCryptographyCngPackageVersion>
+    <SystemDataSqlClientPackageVersion>4.6.0-preview1-26816-01</SystemDataSqlClientPackageVersion>
+    <SystemSecurityCryptographyCngPackageVersion>4.6.0-preview1-26816-01</SystemSecurityCryptographyCngPackageVersion>
     <VisualStudio_NewtonsoftJsonPackageVersion>9.0.1</VisualStudio_NewtonsoftJsonPackageVersion>
     <XunitPackageVersion>2.3.1</XunitPackageVersion>
     <XunitRunnerVisualStudioPackageVersion>2.4.0</XunitRunnerVisualStudioPackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index c53be3fca9..7abb5ed14d 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:3.0.0-alpha1-20180810.1
-commithash:45c32b4f020e14a9295be31866051a18d293309d
+version:3.0.0-alpha1-20180817.3
+commithash:134cdbee9bee29dd3ccb654c67663b27b9ffa6c8