diff --git a/build/dependencies.props b/build/dependencies.props
index a13d0065..f116c19b 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,31 +3,31 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.1.0-rc1-15774</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-rc1-30613</MicrosoftAspNetCoreTestingPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.1.0-rtm-15783</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-rtm-30721</MicrosoftAspNetCoreTestingPackageVersion>
     <MicrosoftCodeAnalysisCSharpWorkspacesPackageVersion>2.8.0-beta3</MicrosoftCodeAnalysisCSharpWorkspacesPackageVersion>
-    <MicrosoftExtensionsConfigurationAbstractionsPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsConfigurationAbstractionsPackageVersion>
-    <MicrosoftExtensionsConfigurationBinderPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsConfigurationBinderPackageVersion>
-    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
-    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
-    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsConfigurationJsonPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsDependencyModelPackageVersion>2.1.0-rc1-26419-02</MicrosoftExtensionsDependencyModelPackageVersion>
-    <MicrosoftExtensionsFileProvidersPhysicalPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsFileProvidersPhysicalPackageVersion>
-    <MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-rc1-30613</MicrosoftExtensionsOptionsPackageVersion>
+    <MicrosoftExtensionsConfigurationAbstractionsPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsConfigurationAbstractionsPackageVersion>
+    <MicrosoftExtensionsConfigurationBinderPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsConfigurationBinderPackageVersion>
+    <MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion>
+    <MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsConfigurationFileExtensionsPackageVersion>
+    <MicrosoftExtensionsConfigurationJsonPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsConfigurationJsonPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsDependencyModelPackageVersion>2.1.0-rtm-26502-02</MicrosoftExtensionsDependencyModelPackageVersion>
+    <MicrosoftExtensionsFileProvidersPhysicalPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsFileProvidersPhysicalPackageVersion>
+    <MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-rtm-30721</MicrosoftExtensionsOptionsPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
-    <MicrosoftNETCoreApp21PackageVersion>2.1.0-rc1-26419-02</MicrosoftNETCoreApp21PackageVersion>
+    <MicrosoftNETCoreApp21PackageVersion>2.1.0-rtm-26502-02</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
     <MoqPackageVersion>4.7.49</MoqPackageVersion>
-    <NETStandardLibrary20PackageVersion>2.0.1</NETStandardLibrary20PackageVersion>
+    <NETStandardLibrary20PackageVersion>2.0.3</NETStandardLibrary20PackageVersion>
     <NewtonsoftJsonPackageVersion>11.0.2</NewtonsoftJsonPackageVersion>
     <SerilogExtensionsLoggingPackageVersion>1.4.0</SerilogExtensionsLoggingPackageVersion>
     <SerilogSinksFilePackageVersion>3.2.0</SerilogSinksFilePackageVersion>
-    <SystemDiagnosticsEventLogPackageVersion>4.5.0-rc1-26419-03</SystemDiagnosticsEventLogPackageVersion>
-    <SystemReflectionMetadataPackageVersion>1.6.0-rc1-26419-03</SystemReflectionMetadataPackageVersion>
-    <SystemValueTuplePackageVersion>4.5.0-rc1-26419-03</SystemValueTuplePackageVersion>
+    <SystemDiagnosticsEventLogPackageVersion>4.5.0-rtm-26502-02</SystemDiagnosticsEventLogPackageVersion>
+    <SystemReflectionMetadataPackageVersion>1.6.0-rtm-26502-02</SystemReflectionMetadataPackageVersion>
+    <SystemValueTuplePackageVersion>4.5.0-rtm-26502-02</SystemValueTuplePackageVersion>
     <XunitAbstractionsPackageVersion>2.0.1</XunitAbstractionsPackageVersion>
     <XunitAssertPackageVersion>2.3.1</XunitAssertPackageVersion>
     <XunitExtensibilityExecutionPackageVersion>2.3.1</XunitExtensibilityExecutionPackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index 9d4ef8c8..3673744d 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.1.0-rc1-15774
-commithash:ed5ca9de3c652347dbb0158a9a65eff3471d2114
+version:2.1.0-rtm-15783
+commithash:5fc2b2f607f542a2ffde11c19825e786fc1a3774