diff --git a/build/dependencies.props b/build/dependencies.props
index 6df783d..dd5d8bb 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,15 +3,15 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>3.0.0-alpha1-10015</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreAuthenticationCorePackageVersion>3.0.0-alpha1-10173</MicrosoftAspNetCoreAuthenticationCorePackageVersion>
-    <MicrosoftAspNetCoreHostingPackageVersion>3.0.0-alpha1-10173</MicrosoftAspNetCoreHostingPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>3.0.0-alpha1-10173</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsLoggingConsolePackageVersion>3.0.0-alpha1-10173</MicrosoftExtensionsLoggingConsolePackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>3.0.0-alpha1-20180731.2</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreAuthenticationCorePackageVersion>3.0.0-alpha1-10221</MicrosoftAspNetCoreAuthenticationCorePackageVersion>
+    <MicrosoftAspNetCoreHostingPackageVersion>3.0.0-alpha1-10221</MicrosoftAspNetCoreHostingPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>3.0.0-alpha1-10221</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsLoggingConsolePackageVersion>3.0.0-alpha1-10221</MicrosoftExtensionsLoggingConsolePackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.9</MicrosoftNETCoreApp20PackageVersion>
     <MicrosoftNETCoreApp21PackageVersion>2.1.2</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview1-26618-02</MicrosoftNETCoreApp22PackageVersion>
-    <MicrosoftNetHttpHeadersPackageVersion>3.0.0-alpha1-10173</MicrosoftNetHttpHeadersPackageVersion>
+    <MicrosoftNetHttpHeadersPackageVersion>3.0.0-alpha1-10221</MicrosoftNetHttpHeadersPackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
     <MicrosoftWin32RegistryPackageVersion>4.6.0-preview1-26727-04</MicrosoftWin32RegistryPackageVersion>
     <NETStandardLibrary20PackageVersion>2.0.3</NETStandardLibrary20PackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 1e75dc3..8f9f606 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:3.0.0-alpha1-10015
-commithash:3f36e5c2f061712f76f2766c435d2555681d5c55
+version:3.0.0-alpha1-20180731.2
+commithash:1179f1083695ac9213c8a70a4d1d6c45a52caf41