diff --git a/build/dependencies.props b/build/dependencies.props
index 9333aa7bd3..766fe3e033 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -4,14 +4,14 @@
   </PropertyGroup>
   <PropertyGroup Label="Package Versions">
     <InternalAspNetCoreSdkPackageVersion>2.1.0-preview1-15626</InternalAspNetCoreSdkPackageVersion>
-    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview1-27807</MicrosoftAspNetCoreTestingPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.1.0-preview1-27807</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
-    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.1.0-preview1-27807</MicrosoftExtensionsDependencyInjectionPackageVersion>
-    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-preview1-27807</MicrosoftExtensionsOptionsPackageVersion>
+    <MicrosoftAspNetCoreTestingPackageVersion>2.1.0-preview1-27849</MicrosoftAspNetCoreTestingPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>2.1.0-preview1-27849</MicrosoftExtensionsDependencyInjectionAbstractionsPackageVersion>
+    <MicrosoftExtensionsDependencyInjectionPackageVersion>2.1.0-preview1-27849</MicrosoftExtensionsDependencyInjectionPackageVersion>
+    <MicrosoftExtensionsOptionsPackageVersion>2.1.0-preview1-27849</MicrosoftExtensionsOptionsPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
-    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview1-26008-01</MicrosoftNETCoreApp21PackageVersion>
+    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview1-26016-05</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.3.0</MicrosoftNETTestSdkPackageVersion>
-    <SystemTextEncodingsWebPackageVersion>4.5.0-preview1-26006-06</SystemTextEncodingsWebPackageVersion>
+    <SystemTextEncodingsWebPackageVersion>4.5.0-preview1-26016-05</SystemTextEncodingsWebPackageVersion>
     <XunitPackageVersion>2.3.1</XunitPackageVersion>
     <XunitRunnerVisualStudioPackageVersion>2.3.1</XunitRunnerVisualStudioPackageVersion>
   </PropertyGroup>