diff --git a/build/dependencies.props b/build/dependencies.props
index 360c641b28..509b7d5539 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,16 +3,16 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-17037</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview1-34029</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.2.0-preview1-34029</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview1-34029</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>2.2.0-preview1-34029</MicrosoftExtensionsOptionsPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-17042</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview1-34066</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.2.0-preview1-34066</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview1-34066</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>2.2.0-preview1-34066</MicrosoftExtensionsOptionsPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
-    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview3-26413-05</MicrosoftNETCoreApp21PackageVersion>
+    <MicrosoftNETCoreApp21PackageVersion>2.2.0-preview1-26424-04</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
-    <NETStandardLibrary20PackageVersion>2.0.1</NETStandardLibrary20PackageVersion>
-    <SystemTextEncodingsWebPackageVersion>4.5.0-preview3-26413-02</SystemTextEncodingsWebPackageVersion>
+    <NETStandardLibrary20PackageVersion>2.0.3</NETStandardLibrary20PackageVersion>
+    <SystemTextEncodingsWebPackageVersion>4.5.0-preview3-26423-04</SystemTextEncodingsWebPackageVersion>
     <XunitPackageVersion>2.3.1</XunitPackageVersion>
     <XunitRunnerVisualStudioPackageVersion>2.4.0-beta.1.build3945</XunitRunnerVisualStudioPackageVersion>
   </PropertyGroup>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index f27a67b442..335e579e06 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.2.0-preview1-17037
-commithash:557055a86cbdc359c97d4fb1c2d23a3dc7ae731e
+version:2.2.0-preview1-17042
+commithash:edf0705d014293c260de763543784330514db9a3