diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 6e0c90617..22ea56f18 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -83,13 +83,13 @@
       <Uri>https://github.com/dotnet/templating</Uri>
       <Sha>350c7469a34481c8d15af9863799e35ba442bdf9</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NET.Sdk" Version="6.0.100-preview.5.21227.4">
+    <Dependency Name="Microsoft.NET.Sdk" Version="6.0.100-preview.5.21227.9">
       <Uri>https://github.com/dotnet/sdk</Uri>
-      <Sha>cc9fc6d9563b64f31f21c535f3897d15a248c247</Sha>
+      <Sha>4b66221dc3bed15d89ab0ffb61f09a79dbdbef44</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.MSBuildSdkResolver" Version="6.0.100-preview.5.21227.4">
+    <Dependency Name="Microsoft.DotNet.MSBuildSdkResolver" Version="6.0.100-preview.5.21227.9">
       <Uri>https://github.com/dotnet/sdk</Uri>
-      <Sha>cc9fc6d9563b64f31f21c535f3897d15a248c247</Sha>
+      <Sha>4b66221dc3bed15d89ab0ffb61f09a79dbdbef44</Sha>
     </Dependency>
     <!-- For coherency purposes, these versions should be gated by the versions of winforms and wpf routed via windowsdesktop -->
     <Dependency Name="Microsoft.Dotnet.WinForms.ProjectTemplates" Version="6.0.0-preview.5.21226.1" CoherentParentDependency="Microsoft.WindowsDesktop.App.Runtime.win-x64">
@@ -104,9 +104,9 @@
       <Uri>https://github.com/dotnet/fsharp</Uri>
       <Sha>9588f1d472ac8227796dca34ff76dfe136bb4bd7</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NET.Test.Sdk" Version="17.0.0-preview-20210426-02" CoherentParentDependency="Microsoft.NET.Sdk">
+    <Dependency Name="Microsoft.NET.Test.Sdk" Version="17.0.0-preview-20210427-01" CoherentParentDependency="Microsoft.NET.Sdk">
       <Uri>https://github.com/microsoft/vstest</Uri>
-      <Sha>15908ea38653d1ee486c2563e2a0e2206256573f</Sha>
+      <Sha>2233e0bdc7ca37eecee62eec848adcafca81024d</Sha>
     </Dependency>
     <Dependency Name="Microsoft.NET.ILLink.Tasks" Version="6.0.100-preview.5.21227.1" CoherentParentDependency="Microsoft.NET.Sdk">
       <Uri>https://github.com/mono/linker</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index 494156c31..5794f6484 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -57,8 +57,8 @@
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependencies from https://github.com/dotnet/sdk -->
-    <MicrosoftNETSdkPackageVersion>6.0.100-preview.5.21227.4</MicrosoftNETSdkPackageVersion>
-    <MicrosoftDotNetMSBuildSdkResolverPackageVersion>6.0.100-preview.5.21227.4</MicrosoftDotNetMSBuildSdkResolverPackageVersion>
+    <MicrosoftNETSdkPackageVersion>6.0.100-preview.5.21227.9</MicrosoftNETSdkPackageVersion>
+    <MicrosoftDotNetMSBuildSdkResolverPackageVersion>6.0.100-preview.5.21227.9</MicrosoftDotNetMSBuildSdkResolverPackageVersion>
     <MicrosoftNETBuildExtensionsPackageVersion>$(MicrosoftNETSdkPackageVersion)</MicrosoftNETBuildExtensionsPackageVersion>
     <MicrosoftDotnetToolsetInternalPackageVersion>$(MicrosoftNETSdkPackageVersion)</MicrosoftDotnetToolsetInternalPackageVersion>
     <MicrosoftDotnetTemplateLocatorPackageVersion>$(MicrosoftNETSdkPackageVersion)</MicrosoftDotnetTemplateLocatorPackageVersion>
@@ -142,7 +142,7 @@
   <PropertyGroup>
     <VersionToolsVersion>2.2.0-beta.19072.10</VersionToolsVersion>
     <DotnetDebToolVersion>2.0.0</DotnetDebToolVersion>
-    <MicrosoftNETTestSdkVersion>17.0.0-preview-20210426-02</MicrosoftNETTestSdkVersion>
+    <MicrosoftNETTestSdkVersion>17.0.0-preview-20210427-01</MicrosoftNETTestSdkVersion>
   </PropertyGroup>
   <!-- Workload manifest package versions -->
   <PropertyGroup>