diff --git a/build/dependencies.props b/build/dependencies.props
index 9c732c970d..6d05b05caf 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -3,17 +3,17 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
-    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview1-15618</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>2.1.0-preview1-27773</MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview1-27773</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>2.1.0-preview1-27773</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
-    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>2.1.0-preview1-27773</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
-    <MicrosoftExtensionsProcessSourcesPackageVersion>2.1.0-preview1-27773</MicrosoftExtensionsProcessSourcesPackageVersion>
+    <InternalAspNetCoreSdkPackageVersion>2.1.0-preview1-15626</InternalAspNetCoreSdkPackageVersion>
+    <MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>2.1.0-preview1-27807</MicrosoftAspNetCoreCertificatesGenerationSourcesPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview1-27807</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>2.1.0-preview1-27807</MicrosoftExtensionsCommandLineUtilsSourcesPackageVersion>
+    <MicrosoftExtensionsConfigurationUserSecretsPackageVersion>2.1.0-preview1-27807</MicrosoftExtensionsConfigurationUserSecretsPackageVersion>
+    <MicrosoftExtensionsProcessSourcesPackageVersion>2.1.0-preview1-27807</MicrosoftExtensionsProcessSourcesPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
-    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview1-25915-01</MicrosoftNETCoreApp21PackageVersion>
+    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview1-26008-01</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.3.0</MicrosoftNETTestSdkPackageVersion>
-    <SystemDataSqlClientPackageVersion>4.5.0-preview1-25914-04</SystemDataSqlClientPackageVersion>
-    <SystemSecurityCryptographyCngPackageVersion>4.5.0-preview1-25914-04</SystemSecurityCryptographyCngPackageVersion>
+    <SystemDataSqlClientPackageVersion>4.5.0-preview1-26006-06</SystemDataSqlClientPackageVersion>
+    <SystemSecurityCryptographyCngPackageVersion>4.5.0-preview1-26006-06</SystemSecurityCryptographyCngPackageVersion>
     <VisualStudio_NewtonsoftJsonPackageVersion>9.0.1</VisualStudio_NewtonsoftJsonPackageVersion>
     <XunitPackageVersion>2.3.1</XunitPackageVersion>
     <XunitRunnerVisualStudioPackageVersion>2.3.1</XunitRunnerVisualStudioPackageVersion>
diff --git a/korebuild-lock.txt b/korebuild-lock.txt
index c4715de5c1..8203150442 100644
--- a/korebuild-lock.txt
+++ b/korebuild-lock.txt
@@ -1,2 +1,2 @@
-version:2.1.0-preview1-15618
-commithash:00ce1383114015fe89b221146036e59e6bc11219
+version:2.1.0-preview1-15626
+commithash:fd6410e9c90c428bc01238372303ad09cb9ec889