diff --git a/build/dependencies.props b/build/dependencies.props
index 56bced18f5..0715a36542 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -1,19 +1,19 @@
-<Project>
+<Project>
   <PropertyGroup>
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-17048</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview1-34140</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.2.0-preview1-34140</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview1-34140</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>2.2.0-preview1-34140</MicrosoftExtensionsOptionsPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.2.0-preview1-17051</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.2.0-preview1-34184</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.2.0-preview1-34184</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.2.0-preview1-34184</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>2.2.0-preview1-34184</MicrosoftExtensionsOptionsPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
-    <MicrosoftNETCoreApp21PackageVersion>2.2.0-preview1-26424-04</MicrosoftNETCoreApp21PackageVersion>
-    <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview1-26502-01</MicrosoftNETCoreApp22PackageVersion>
+    <MicrosoftNETCoreApp21PackageVersion>2.1.0-rc1</MicrosoftNETCoreApp21PackageVersion>
+    <MicrosoftNETCoreApp22PackageVersion>2.2.0-preview1-26509-06</MicrosoftNETCoreApp22PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
     <NETStandardLibrary20PackageVersion>2.0.3</NETStandardLibrary20PackageVersion>
-    <SystemTextEncodingsWebPackageVersion>4.5.0-preview3-26423-04</SystemTextEncodingsWebPackageVersion>
+    <SystemTextEncodingsWebPackageVersion>4.6.0-preview1-26508-04</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 2573a03995..89629b454c 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.2.0-preview1-17048
-commithash:de14a0ee5fb48508ee8a29c14280a2928f8dabf8
+version:2.2.0-preview1-17051
+commithash:253c3a480063bc3abaa5cde42f6e27b58457ef9b