diff --git a/build/dependencies.props b/build/dependencies.props
index 8f315c5a6b..f72fe1cf90 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,10 +3,10 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>3.0.0-alpha1-20180821.3</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>3.0.0-alpha1-10400</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftCSharpPackageVersion>4.6.0-preview1-26831-06</MicrosoftCSharpPackageVersion>
-    <MicrosoftExtensionsClosedGenericMatcherSourcesPackageVersion>3.0.0-alpha1-10400</MicrosoftExtensionsClosedGenericMatcherSourcesPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>3.0.0-alpha1-20180907.9</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>3.0.0-alpha1-10419</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftCSharpPackageVersion>4.6.0-preview1-26905-03</MicrosoftCSharpPackageVersion>
+    <MicrosoftExtensionsClosedGenericMatcherSourcesPackageVersion>3.0.0-alpha1-10419</MicrosoftExtensionsClosedGenericMatcherSourcesPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.9</MicrosoftNETCoreApp20PackageVersion>
     <MicrosoftNETCoreApp21PackageVersion>2.1.3</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview2-26905-02</MicrosoftNETCoreApp22PackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 767a471795..b614cab6e8 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:3.0.0-alpha1-20180821.3
-commithash:0939a90812deb1c604eb9a4768869687495fc1dd
+version:3.0.0-alpha1-20180907.9
+commithash:f997365a8832ff0a3cbd9a98df45734ac2723fa0